Twelve Concepts for World Service SKU: BM-32 In Stock $4.00 Quantity discounts available QuantityPrice1 - 19$4.0020 - 99$3.76100 - 199$3.52200 +$3.28 The Concepts - principles of service that have emerged from A.A.'s service accomplishments and mistakes since its beginning - are set forth by Bill W. Twelve Concepts for
