APA(7版)引用形式
Roethel, L. F. (1965). To improve your grades in trigonometry (1a. ed.). Collier Books.
Chicagoスタイル(17版)引用形式
Roethel, Louis F. To Improve Your Grades in Trigonometry. 1a. ed. New York: Collier Books, 1965.
MLA(9版)引用形式
Roethel, Louis F. To Improve Your Grades in Trigonometry. 1a. ed. Collier Books, 1965.
警告: この引用は必ずしも正確ではありません.