Free as in Freedom (2.0)
Sam Williams & 2nd Edition Revisions By Richard Stallman
Open Sources: Voices From the Open Source Revolution
Chris Dibona & Mark Stone & Sam Ockman
Commoners Catalog for Changemaking
David Bollier
Sustainable Agriculture and Food: Four volume set (Earthscan ...
Jules N. Pretty
The Systems View of Life: A Unifying Vision
Fritjof Capra & Pier Luigi Luisi
Reality Is Broken: Why Games Make Us Better and How They Can ...
Jane McGonigal