diff --git a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetDetail.xsl b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetDetail.xsl
index cf39ec4bf0..885a8dc48c 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetDetail.xsl
+++ b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetDetail.xsl
@@ -448,43 +448,7 @@
         </xsl:if>
 
 
-        <!-- Build ISBN -->
-        <xsl:if test="marc:datafield[@tag=020]/marc:subfield[@code='a']">
-          <span class="results_summary isbn"><span class="label">ISBN: </span>
-            <xsl:for-each select="marc:datafield[@tag=020]/marc:subfield[@code='a']">
-              <span property="isbn">
-                <xsl:value-of select="."/>
-                <xsl:choose>
-                  <xsl:when test="position()=last()">
-                    <xsl:text>.</xsl:text>
-                  </xsl:when>
-                  <xsl:otherwise>
-                    <xsl:text>; </xsl:text>
-                  </xsl:otherwise>
-                </xsl:choose>
-              </span>
-            </xsl:for-each>
-          </span>
-        </xsl:if>
-
-        <!-- Build ISSN -->
-        <xsl:if test="marc:datafield[@tag=022]/marc:subfield[@code='a']">
-          <span class="results_summary issn"><span class="label">ISSN: </span>
-            <xsl:for-each select="marc:datafield[@tag=022]/marc:subfield[@code='a']">
-              <span property="issn">
-                <xsl:value-of select="."/>
-                <xsl:choose>
-                  <xsl:when test="position()=last()">
-                    <xsl:text>.</xsl:text>
-                  </xsl:when>
-                  <xsl:otherwise>
-                    <xsl:text>; </xsl:text>
-                  </xsl:otherwise>
-                </xsl:choose>
-              </span>
-            </xsl:for-each>
-          </span>
-        </xsl:if>
+        <xsl:call-template name="showISBNISSN"/>
 
         <xsl:if test="marc:datafield[@tag=013]">
             <span class="results_summary patent_info">
diff --git a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetResults.xsl b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetResults.xsl
index 3e508c048c..4edc2f2d2c 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetResults.xsl
+++ b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slim2intranetResults.xsl
@@ -895,24 +895,7 @@
     </span>
    </xsl:if>
 
-    <xsl:if test="marc:datafield[@tag=020]">
-    <span class="results_summary isbn"><span class="label">ISBN: </span>
-    <xsl:for-each select="marc:datafield[@tag=020]">
-    <xsl:variable name="isbn" select="marc:subfield[@code='a']"/>
-            <xsl:value-of select="marc:subfield[@code='a']"/>
-            <xsl:choose><xsl:when test="position()=last()"><xsl:text>.</xsl:text></xsl:when><xsl:otherwise><xsl:text>; </xsl:text></xsl:otherwise></xsl:choose>
-    </xsl:for-each>
-    </span>
-    </xsl:if>
-
-    <xsl:if test="marc:datafield[@tag=022]">
-    <span class="results_summary issn"><span class="label">ISSN: </span>
-    <xsl:for-each select="marc:datafield[@tag=022]">
-            <xsl:value-of select="marc:subfield[@code='a']"/>
-            <xsl:choose><xsl:when test="position()=last()"><xsl:text>.</xsl:text></xsl:when><xsl:otherwise><xsl:text>; </xsl:text></xsl:otherwise></xsl:choose>
-    </xsl:for-each>
-    </span>
-    </xsl:if>
+   <xsl:call-template name="showISBNISSN"/>
 
     <xsl:if test="marc:datafield[@tag=250]">
     <span class="results_summary edition">
diff --git a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
index 192107b280..a3db596e87 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
+++ b/koha-tmpl/intranet-tmpl/prog/en/xslt/MARC21slimUtils.xsl
@@ -298,6 +298,46 @@
         </span>
     </xsl:template>
 
+    <xsl:template name="showISBNISSN">
+      <xsl:call-template name="showSingleSubfield">
+        <xsl:with-param name="tag">020</xsl:with-param>
+        <xsl:with-param name="code">a</xsl:with-param>
+        <xsl:with-param name="class">isbn</xsl:with-param>
+        <xsl:with-param name="label">ISBN: </xsl:with-param>
+      </xsl:call-template>
+      <xsl:call-template name="showSingleSubfield">
+        <xsl:with-param name="tag">022</xsl:with-param>
+        <xsl:with-param name="code">a</xsl:with-param>
+        <xsl:with-param name="class">issn</xsl:with-param>
+        <xsl:with-param name="label">ISSN: </xsl:with-param>
+      </xsl:call-template>
+    </xsl:template>
+
+    <xsl:template name="showSingleSubfield">
+      <xsl:param name="tag"/>
+      <xsl:param name="code"/>
+      <xsl:param name="class"/>
+      <xsl:param name="label"/>
+      <xsl:if test="marc:datafield[@tag=$tag]/marc:subfield[@code=$code]">
+        <span><xsl:attribute name="class"><xsl:value-of select="concat('results_summary ', $class)"/></xsl:attribute>
+        <span class="label"><xsl:value-of select="$label"/></span>
+            <xsl:for-each select="marc:datafield[@tag=$tag]/marc:subfield[@code=$code]">
+              <span><xsl:attribute name="property"><xsl:value-of select="$class"/></xsl:attribute>
+                <xsl:value-of select="."/>
+                <xsl:choose>
+                  <xsl:when test="position()=last()">
+                    <xsl:text>.</xsl:text>
+                  </xsl:when>
+                  <xsl:otherwise>
+                    <xsl:text>; </xsl:text>
+                  </xsl:otherwise>
+                </xsl:choose>
+              </span>
+            </xsl:for-each>
+          </span>
+        </xsl:if>
+    </xsl:template>
+
 </xsl:stylesheet>
 
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