NGINX High Performance
Rahul Sharma
Ruby Under a Microscope: An Illustrated Guide to Ruby Internals
Pat Shaughnessy
Java 8 in Action: Lambdas, Streams, and Functional-Style Programming
Raoul-Gabriel Urma & Mario Fusco & Alan Mycroft
Foundation
Isaac Asimov
Foundation (1)
Prelude to Foundation
Foundation (6)