Unfinished Tales
J. R. R. Tolkien
Regular Expression Pocket Reference: Regular Expressions for ...
Tony Stubblebine
CoreOS Essentials
Rimantas Mocevicius
Swift for Absolute Beginners
Gary Bennett & Brad Lees
Web Penetration Testing With Kali Linux
Joseph Muniz & Aamir Lakhani
Advanced Penetration Testing for Highly-Secured Environments
Lee Allen