%!s(int64=3) %!d(string=hai) anos · a2959b0a6f
--- a/books/free-programming-books-langs.md
+++ b/books/free-programming-books-langs.md
@@ -1392,6 +1392,7 @@ That section got so big, we decided to split it into its own file, the [BY SUBJE
 
				 ### Limbo
			
 
				 
			
 
				 * [Inferno Programming With Limbo](http://doc.cat-v.org/inferno/books/inferno_programming_with_limbo/)
			
 
				+* [Limbo’s documentation](http://resibots.eu/limbo/#limbo-s-documentation)
			
 
				 
			
 
				 
			
 
				 ### Linux