Twelve Concepts for World Service Subscription Years SKU: BM-32 En existencias $4.00 Descuentos disponibles CantidadPrecio1 - 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
