Operating System Concepts 8th Edition
Abraham Silberschatz & Peter B. Galvin & Greg Gagne
Operating System Concepts (2)
The GNU Make Book
John Graham-Cumming
Logic and Discrete Mathematics: A Concise Introduction
Willem Conradie & Valentin Goranko
Migrating Large-Scale Services to the Cloud
Eric Passmore
The History of the Incas
Pedro Sarmiento de Gamboa & Brian S. Bauer & Vania Smith