APA (7th ed.) Citation

Keedy, M. (1993). Algebra and trigonometry (6th ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Keedy, M. Algebra and Trigonometry. 6th ed. Reading, Massachusetts: Addison-Wesley, 1993.

MLA (9th ed.) Citation

Keedy, M. Algebra and Trigonometry. 6th ed. Addison-Wesley, 1993.