Code:
http://www.MegaShare.com/3622574 - The Art of Assembly Language, 2nd Edition
http://www.MegaShare.com/3622475 - Professional Assembly Language (Programmer to Programmer)
http://www.MegaShare.com/3622334 - Atari Roots. A Guide to Atari Assembly Language (because why the fuck not?)I'll be adding to the list as I find them.