UNIX and Linux System Administration Handbook
Evi Nemeth & Garth Snyder & Trent R. Hein & Ben Whaley
Understanding Circuits
Khalid Sayood
Learn You a Haskell for Great Good!
Miran Lipovaca
Socialism 101
Kathleen Sears
Crafting Interpreters
Robert Nystrom
Build Your Own Programming Language
Clinton L. Jeffery