If you’re not a member of the American Homebrewer’s Association, I think you should consider joining – Here’s Why
For a limited time, when you join or renew your membership in the AHA… they will throw in a free copy of American Sour Beers by Michael Tonsmeire.
Join Now – Enter offer code SOUR at checkout to redeem
Update: This offer has expired. Check out our AHA Membership Deals Page for current deals.
A note from the AHA: “The book will not appear on your confirmation receipt, but rest assured, it WILL be shipped to you if you include the offer code at checkout!”