Thirty-Sixth Printing, November 1987, a like-new, unread, unworn, unopened, unmarked hardcover, with an equally fine unclipped (no price anywhere) dust jacket, from A.A. World Services, Inc. ISBN 0-916856-01-1. (Note that the ISBN on this book doesn't link to this particular listing on Amazon.) Originally published in 1952, this book is used by A.A. members and groups around the world. It lays out the principles by which A.A. members recover and by which the fellowship functions. The basic text clarifies the Steps which constitute the A.A. way of life and the Traditions, by which A.A. maintains its unity.