From a7ad6fc2b1ac911de0cb78c9d6d5d329bce14165 Mon Sep 17 00:00:00 2001 From: Sanpi Date: Mon, 14 Oct 2013 19:10:06 +0200 Subject: [PATCH] Add "PHP Internals Book". --- free-programming-books.md | 1 + 1 file changed, 1 insertion(+) diff --git a/free-programming-books.md b/free-programming-books.md index 27c26a511..2d6751fcf 100644 --- a/free-programming-books.md +++ b/free-programming-books.md @@ -635,6 +635,7 @@ * [Official Documentation (Offline Version)](https://leanpub.com/l4-offline-doc) * [Code Happy](http://codehappy.daylerees.com/) (Laravel 3 Starter Book) * [Code Bright](http://codebright.daylerees.com/) (Laravel 4 Starter Book) +* [PHP Internals Book](http://www.phpinternalsbook.com/) ###PowerShell