APA (7th ed.) Zitazioa

Cohen, D. (1986). Algebra and trigonometry. West Pub. Co..

Chicago Style (17th ed.) Zitazioa

Cohen, David. Algebra and Trigonometry. St. Paul, MN: West Pub. Co., 1986.

MLA (9th ed.) Zitazioa

Cohen, David. Algebra and Trigonometry. West Pub. Co., 1986.