diff --git a/Shell-Script/resource.md b/Shell-Script/resource.md
index 414688e9..30aa4e00 100644
--- a/Shell-Script/resource.md
+++ b/Shell-Script/resource.md
@@ -9,5 +9,6 @@ category: Languages
 * [Linux Shell Scripting Tutorial](http://www.freeos.com/guides/lsst/)
 * [Learn shell programming online](http://www.learnshell.org/)
 * [Bash cheat sheet](https://learncodethehardway.org/unix/bash_cheat_sheet.pdf)
+* [The Linux Command Line](http://www.linuxzasve.com/preuzimanje/TLCL-09.12.pdf)
 * [Shell scripting interview questions](https://career.guru99.com/shell-scripting-interview-questions)
 * [Solve Bash Questions](https://www.hackerrank.com/domains/shell)