diff --git a/index.org b/index.org
index 596b5cf..4b14b08 100644
--- a/index.org
+++ b/index.org
@@ -118,7 +118,9 @@
     [[http://diveintohtml5.info/][Dive into HTML5]],
     [[http://shop.oreilly.com/product/0636920015482.do][Head First C]],
     [[http://www.headfirstlabs.com/books/hfdp/][Head First Design Patterns]],
-    [[http://www.nostarch.com/autotools.htm][Autotools]]
+    [[http://www.nostarch.com/autotools.htm][Autotools]],
+    [[http://www.wrox.com/WileyCDA/WroxTitle/Professional-WordPress-Plugin-Development.productCd-0470916222.html][Professional WordPress Plugin Development]],
+    [[https://leanpub.com/lispweb][Lisp for the Web]]
 
   - I use the [[http://openfontlibrary.org/en/font/fantasque-sans-mono][Fantasque Sans Mono]][fn:1] font for my terminal emulator
     and text editor. Other fonts I've used or tried include: