Unity Service Recovery. (1976). Alcoholics anonymous (3ª ed.). Alcoholics Anonymous World Services.
Cita Chicago (17th ed.)Unity Service Recovery. Alcoholics Anonymous. 3ª ed. Alcoholics Anonymous World Services, 1976.
Cita MLA (9th ed.)Unity Service Recovery. Alcoholics Anonymous. 3ª ed. Alcoholics Anonymous World Services, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.