APA (7th ed.) Citation

Engel, J. (1960). The security of the free world. Wilson.

Chicago Style (17th ed.) Citation

Engel, Julien. The Security of the Free World. New York: Wilson, 1960.

MLA (9th ed.) Citation

Engel, Julien. The Security of the Free World. Wilson, 1960.

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