This is a list of favorite social media marketing books
Amazon.com: Groundswell: Winning in a World Transformed by Social Technologies (9781422125007): Charlene Li, Josh Bernoff: Books
Social Marketology, the new book from DragonSearch CEO Ric Dragon, offers an innovative approach to Social Media Process and Social Media Strategy.
Smart Business, Social Business is a book to help operationalize social media. By Michael Brito of Edelman. Smart stuff.
The End of Business as Usual: Rewire the way you work to succeed in the consumer revolution
Chris Brogan's book