diff --git a/free-programming-books.md b/free-programming-books.md
index 8bc676e2fae0a3b8467a6a8f04f26f192244b90a..b06cd19fb14de0f9d1197f90dd9ee04b895e6128 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -302,6 +302,7 @@ Original Source: [List of freely available programming books](http://web.archive
 
 
 #### Compiler Design
+* [An Introduction to GCC](http://www.network-theory.co.uk/docs/gccintro/) - Brian Gough
 * [Basics of Compiler Design (Anniversary Edition)](http://www.diku.dk/~torbenm/Basics/) - Torben Mogensen
 * [Compilers and Compiler Generators: An Introduction with C++](http://www.scifac.ru.ac.za/compilers/) - P. D. Terry
 * [Compiler Construction](http://www.ethoberon.ethz.ch/WirthPubl/CBEAll.pdf) (PDF)
@@ -788,6 +789,7 @@ Original Source: [List of freely available programming books](http://web.archive
 * [C# Programming - Wikibook](http://en.wikibooks.org/wiki/C_Sharp_Programming)
 * [C# Yellow Book](http://www.csharpcourse.com/) (intro to programming)
 * [Data Structures and Algorithms with Object-Oriented Design Patterns in C#](http://www.brpreiss.com/books/opus6/)
+* [Dissecting a C# Application](https://damieng.com/blog/2007/11/08/dissecting-a-c-application-inside-sharpdevelop) - Christian Holm, Bernhard Spuida, Mike Kruger
 * [Fundamentals of Computer Programming with C#](http://www.introprogramming.info/english-intro-csharp-book/read-online/) - Svetlin Nakov
 * [HTTP Programming Recipes for C# Bots](http://www.heatonresearch.com/articles/series/20)
 * [Threading in C#](http://www.albahari.com/threading/)