Smith, K. J. (1987). Trigonometry for college students (4th ed.). Brooks/Cole Pub. Co..
Chicago Style (17th ed.) CitationSmith, Karl J. Trigonometry for College Students. 4th ed. Monterey, Calif.: Brooks/Cole Pub. Co., 1987.
MLA引文Smith, Karl J. Trigonometry for College Students. 4th ed. Brooks/Cole Pub. Co., 1987.
警告:這些引文格式不一定是100%准確.