APA-referens (7:e uppl.)

Gillese, J. P. (1964). The challenge of suffering. Franciscan Publishers.

Chicago-referens (17:e uppl.)

Gillese, John Patrick. The Challenge of Suffering. Pulaski, Wis.: Franciscan Publishers, 1964.

MLA-referens (8:e uppl.)

Gillese, John Patrick. The Challenge of Suffering. Franciscan Publishers, 1964.