APA (7e ed.) Bronvermelding
Smith, K. J. (1987). Trigonometry for college students (4th ed.). Brooks/Cole Pub. Co..
Chicago (17e ed.) Bronvermelding
Smith, Karl J. Trigonometry for College Students. 4th ed. Monterey, Calif.: Brooks/Cole Pub. Co., 1987.
MLA (9e ed.) Bronvermelding
Smith, Karl J. Trigonometry for College Students. 4th ed. Brooks/Cole Pub. Co., 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.