La Tradición de A.A.— cómo se desarrolló por Bill W. Subscription Years SKU: SP-17 In Stock $0.90 Quantity discounts available QuantityPrice1 - 99$0.90100 - 249$0.86250 - 499$0.81500 - 999$0.771000 +$0.72 Due back in stock November 2024You can check with your local groups, Intergroups and Central Office on availability for purchase via them. Bill W.'s 1946-1947 Grapevine articles on the Traditions trace the evolution of principles for A.A. unity and growth. La Tradición de A.A.