Cohen, D. (1993). Algebra and trigonometry (3rd ed.). West Pub. Co..
Chicagoスタイル(17版)引用形式Cohen, David. Algebra and Trigonometry. 3rd ed. Minneapolis/St. Paul: West Pub. Co., 1993.
MLA(9版)引用形式Cohen, David. Algebra and Trigonometry. 3rd ed. West Pub. Co., 1993.
警告: この引用は必ずしも正確ではありません.