Dudeck, A. (1989). Alkoholkrank: Was nun? - Was tun? Bonifatius.
Cita Chicago Style (17a ed.)Dudeck, Andreas. Alkoholkrank: Was Nun? - Was Tun? Paderborn: Bonifatius, 1989.
Cita MLA (8a ed.)Dudeck, Andreas. Alkoholkrank: Was Nun? - Was Tun? Bonifatius, 1989.
Precaución: Estas citas no son 100% exactas.