APA (7e ed.) Bronvermelding

Wilczak, P. F. (1980). Toward the extended Christian family. Abbey Press.

Chicago (17e ed.) Bronvermelding

Wilczak, Paul F. Toward the Extended Christian Family. St. Meinrad, Indiana: Abbey Press, 1980.

MLA (8e ed.) Bronvermelding

Wilczak, Paul F. Toward the Extended Christian Family. Abbey Press, 1980.