This should be a tutorial. I remember looking into it once, and conceded it was easier to just pay Self-Employment tax. I guess a good place to start would be the one they advertise on tv... LegalZoom
Nolo gets recommended by the local consumer affairs reporter / radio show (Clark Howard) as another good source for do-it-yourself / do-as-much-as-you-can-yourself legal info. They've got a pretty good web site plus they publish dead tree guides that go into more detail and have sample forms (my wife used their landlord guide getting things set up renting our old house out).
The cake is a lie.
The cake is a lie.
The cake is a lie.