Gurdjieff - A Very Great Enigma
John G. Bennett
Programming Robots with Ros
William D. Smart & Morgan Quigley & Brian Gerkey
Mapping Linguistic Diversity in Multicultural Contexts
Monica Barni & Guus Extra
TeX Mathmode
Herbert Voss
Up From the Projects: An Autobiography
Walter E. Williams
Secrets of a Prayer Warrior
Derek Prince