diff --git a/module1/10_bash_scripts/tasks.md b/module1/10_bash_scripts/tasks.md
index 09a6360..2e4c0e3 100644
--- a/module1/10_bash_scripts/tasks.md
+++ b/module1/10_bash_scripts/tasks.md
@@ -260,3 +260,6 @@ echo "Everything went according to plan"
 - man bash
 - source (man bash, SHELL BUILTIN COMMANDS)
 - man shellcheck
+
+## Литература
+- Эви Немет и др. — Unix и Linux. Руководство системного администратора. 5-e издание [Глава 7]
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