The following are sites I like, and retailers I have had good experiences with.

http://www.unyha.com/
http://www.homebrewersassociation.org/

http://www.homebrewtalk.com/
http://www.theelectricbrewery.com/
http://www.brewersfriend.com/
http://beersmith.com/
http://www.reddit.com/r/homebrewing
http://www.howtobrew.com/intro.html

http://www.homebrewing.org/
http://www.farmhousebrewingsupply.com/
http://www.brewhardware.com/
http://www.bargainfittings.com/
http://www.stainlessbrewing.com/
http://www.kegworks.com/
http://www.auberins.com/

Books:

The Complete Joy of Homebrewing by Charlie Papazian
Brewing Better Beer: Master Lessons by Gordon Strong
Designing Great Beers by Ray Daniels