diff --git a/Chapter-07/demo-3-links.xml b/Chapter-07/demo-3-links.xml
new file mode 100644
index 0000000..ad72601
--- /dev/null
+++ b/Chapter-07/demo-3-links.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<books xmlns:xlink="http://www.w3.org/1999/xlink">
+    <book xlink:type="simple"
+          xlink:href="demo-3-bookstore.xml#3">
+    </book>
+</books>
\ No newline at end of file