APA-referens (7:e uppl.)

(1987). Medjugorje: A Place of Prayer. The Piehle Foundation.

Chicago-referens (17:e uppl.)

Medjugorje: A Place of Prayer. Milford, OH: The Piehle Foundation, 1987.

MLA-referens (8:e uppl.)

Medjugorje: A Place of Prayer. The Piehle Foundation, 1987.