Smith, K. J. (1981). Arithmetic for college students. Brooks/Cole Pub. Co..
芝加哥风格引文Smith, Karl J. Arithmetic for College Students. Monterey, Calif.: Brooks/Cole Pub. Co., 1981.
MLA引文Smith, Karl J. Arithmetic for College Students. Brooks/Cole Pub. Co., 1981.
警告：这些引文格式不一定是100％准确.