Mostly Harmless
Douglas Adams
The Hitchhiker's Guide to the Galaxy (5)
Intellectual Property and Open Source
van Lindberg
Mastering Bitcoin: Programming the Open Blockchain
Andreas M. Antonopoulos
Mastering Machine Learning With R
Cory Lesmeister
Shell Scripting
Steve Parker
Learning the Bash Shell: Unix Shell Programming
Cameron Newham & Bill Rosenblatt