diff --git a/books/free-programming-books-subjects.md b/books/free-programming-books-subjects.md
index 1c4a91eb8..cb0300bfa 100644
--- a/books/free-programming-books-subjects.md
+++ b/books/free-programming-books-subjects.md
@@ -210,6 +210,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 * [An Introduction to GCC](https://web.archive.org/web/20170326232435/http://www.network-theory.co.uk/docs/gccintro/index.html) - Brian Gough *(:card_file_box: archived)*
 * [Basics of Compiler Design (Anniversary Edition)](http://www.diku.dk/~torbenm/Basics/) - Torben Mogensen
+* [Compiler Construction using C# (SLANGFOR.NET)](https://github.com/mmj-the-fighter/slang_for_dot_net_revision/blob/main/bookA4Desk.pdf) - Praseed Pai (PDF)
 * [Compiler Design in C (1990)](https://holub.com/goodies/compiler/compilerDesignInC.pdf) - Allen Holub, Prentice Hall (PDF)
 * [Compiler Design: Theory, Tools, and Examples, C/C++ Edition](https://web.archive.org/web/20230816024714/http://elvis.rowan.edu/~bergmann/books/Compiler_Design/c_cpp/Text/C_CppEd.pdf) - Seth D. Bergmann (PDF) *(:card_file_box: archived)*
 * [Compiler Design: Theory, Tools, and Examples, Java Edition](https://web.archive.org/web/20230816024714/http://elvis.rowan.edu/~bergmann/books/Compiler_Design/java/CompilerDesignBook.pdf) - Seth D. Bergmann (PDF) *(:card_file_box: archived)*