APA-referens (7:e uppl.)

Cicognani, A. G., O'Hara, J. M., & Brennan, F. (1934). Canon law (2nd, rev. ed.). Newman Bookshop.

Chicago-referens (17:e uppl.)

Cicognani, Amleto Giovanni, Joseph Michael O'Hara, och Francis Brennan. Canon Law. 2nd, rev. ed. Westminster, Md.: Newman Bookshop, 1934.

MLA-referens (8:e uppl.)

Cicognani, Amleto Giovanni, et al. Canon Law. 2nd, rev. ed. Newman Bookshop, 1934.