APA (7th ed.) Citation

Beckenbach, E. F., & Drooyan, I. (1968). Modern college algebra and trigonometry. Wadsworth Publishing Comapny.

Chicago Style (17th ed.) Citation

Beckenbach, Edwin F., and Irving Drooyan. Modern College Algebra and Trigonometry. Belmont: Wadsworth Publishing Comapny, 1968.

MLA (9th ed.) Citation

Beckenbach, Edwin F., and Irving Drooyan. Modern College Algebra and Trigonometry. Wadsworth Publishing Comapny, 1968.