APA (7th ed.) Citation

Gulick, S. L. (1922). The Christian crusade for a warless world. The Macmillan co..

Chicago Style (17th ed.) Citation

Gulick, Sidney Lewis. The Christian Crusade for a Warless World. New York: The Macmillan co., 1922.

MLA (8th ed.) Citation

Gulick, Sidney Lewis. The Christian Crusade for a Warless World. The Macmillan co., 1922.

Warning: These citations may not always be 100% accurate.