APA način citiranja (7. izdanje)

Roelker, E. G. (1926). Principles of privilege according to the Code of canon law. [Catholic University of America].

Čikaški stil citiranja (17. izdanje)

Roelker, Edward George. Principles of Privilege According to the Code of Canon Law. Washington, D.C.: [Catholic University of America], 1926.

MLA način citiranja (8. izdanje)

Roelker, Edward George. Principles of Privilege According to the Code of Canon Law. [Catholic University of America], 1926.