Παραπομπή σε μορφή APA (7η εκδ.)

Montgomery, J. W. (1973). Christianity for the tough minded: Essays in support of an intellectally. Bethany fellowship.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Montgomery, John Warwick. Christianity for the Tough Minded: Essays in Support of an Intellectally. Minneapolis: Bethany fellowship, 1973.

Παραπομπή σε μορφή MLA (9th εκδ.)

Montgomery, John Warwick. Christianity for the Tough Minded: Essays in Support of an Intellectally. Bethany fellowship, 1973.