APA (7th ed.) Zitazioa

Engel, J. F. (1979). Contemporary christian communications: Its theory and practice. Thomas Nelson.

Chicago Style (17th ed.) Zitazioa

Engel, James F. Contemporary Christian Communications: Its Theory and Practice. Nashville: Thomas Nelson, 1979.

MLA (9th ed.) Zitazioa

Engel, James F. Contemporary Christian Communications: Its Theory and Practice. Thomas Nelson, 1979.