diff --git a/chapter12/src/main/resources/content.xls b/chapter12/src/main/resources/content.xls
new file mode 100644
index 00000000..05692713
--- /dev/null
+++ b/chapter12/src/main/resources/content.xls
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+<xsl:template match="/">
+<html>
+<body>
+  <h2>Sold Contents</h2>
+  <table border="1">
+    <tr>
+      <th>Title</th>
+      <th>Quantity</th>
+      <th>Unit Price</th>
+    </tr>
+
+    <xsl:for-each select="order/content/order_line">
+    <tr>
+      <td><xsl:value-of select="@item"/></td>
+      <td><xsl:value-of select="@quantity"/></td>
+
+      <xsl:choose>
+      <xsl:when test="unit_price > 30">
+         <td bgcolor="#FF0000">
+         <xsl:value-of select="unit_price"/>
+         </td>
+      </xsl:when>
+      <xsl:otherwise>
+         <td><xsl:value-of select="unit_price"/></td>
+      </xsl:otherwise>
+      </xsl:choose>
+
+    </tr>
+    </xsl:for-each>
+
+  </table>
+</body>
+</html>
+</xsl:template>
+</xsl:stylesheet>
