APA (7th ed.) Citation

Mares, D. S. (1961). Know your enemy (2d ed.). Gulf.

Chicago Style (17th ed.) Citation

Mares, Delia S. Know Your Enemy. 2d ed. Houston: Gulf, 1961.

MLA (9th ed.) Citation

Mares, Delia S. Know Your Enemy. 2d ed. Gulf, 1961.