Gaya APA

Ratzinger, J, &, B, H, U, V. (2005). Mary: The Church at the source. Transl. by Adrian Walker. : Maria: Kirche im Ursprung. 1997 . San Francisco: San Francisco Ignatius Press.

Gaya MLA

Ratzinger, Joseph, &, Balthasar,, Hans, Urs, Von. "Mary: The Church at the source. Transl. by Adrian Walker. : Maria: Kirche im Ursprung. 1997 ". San Francisco: San Francisco Ignatius Press, 2005. Buku.