Book Browse
http://www.bookbrowse.com/bookclubs/index.cfm?fuseaction=starting_club
Tips on getting started, how to handle your first meeting, choosing books, and games to help break the ice.

Book Buffet
http://www.bookbuffet.com/index.cfm/fuseaction/pub.sub/pageID/5783BF97-D7D7-4451-BE9873D01349FD89/index.html
Provides tips on how to begin various book groups including: monitor-led groups, public groups, and online groups.

Good Books Lately

http://www.goodreads.com/user/show/4837195-good-books-lately
Provides tips on how to organize your book group right down to the menu.

Random House: Reading Book Center
http://www.randomhouse.com/vintage/read/tips.html
This site includes information on how to start and how to join a book group.  Also included are general discussion tips and other ideas.

Simon Schuster
http://www.simonsays.com/content/feature.cfm?sid=519&feature_id=361#set
Provides some basic information on starting a book group.