diff --git a/src/SUMMARY.md b/src/SUMMARY.md
index 11ead77e..c41b8110 100644
--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -72,6 +72,8 @@
 
 ---
 
+# Reference
+
 - [Other Resources](./reference/overview.md)
   - [Glossary](./reference/glossary.md)
   - [Useful Links](./reference/usefulLinks.md)
diff --git a/src/introduction/introduction.md b/src/introduction/introduction.md
index 4e24a3d4..66c33078 100644
--- a/src/introduction/introduction.md
+++ b/src/introduction/introduction.md
@@ -12,6 +12,4 @@ Ready to step _into the wormhole_?
 
 ---
 
-Check out this project's [github repository](https://www.github.com/wormhole-foundation/xdapp-book) to find the accompanying code examples.
-
-For additional references, see the **Reference** section.
+For additional resources, see the **Reference** section.