APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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