Não informado. (1929). Catholic Library World. Catholic Library Association.
Chicago-Zitierstil (17. Ausg.)Não informado. Catholic Library World. Haverford, Pa: Catholic Library Association, 1929.
MLA-Zitierstil (8. Ausg.)Não informado. Catholic Library World. Catholic Library Association, 1929.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.