John Stark - ebooks e livros para download - 99ebooks

Linux: Linux Guide for Beginners: Command Line, System and Operation (Linux Guide, Linux System, Beginners Operation Guide, Learn Linux Step-by-Step) (English Edition)
Por John Stark
Hacking: Beginner’s Guide to Computer Hacking, Basic Security, Penetration Testing (Hacking, How to Hack, Penetration Testing, Basic security, Computer Hacking) (English Edition)
Por John Stark