APA (7e ed.) Bronvermelding

Egan, E., Zarrella, J., & Terrell, B. (1983). Spirituality and peacemaking.

Chicago (17e ed.) Bronvermelding

Egan, Eileen, Joe Zarrella, en Brian Terrell. Spirituality and Peacemaking. 1983.

MLA (8e ed.) Bronvermelding

Egan, Eileen, et al. Spirituality and Peacemaking. 1983.