Hanna, J. M., Popham, E. L., & Tilton, R. S. (1973). Secretarial procedures and administration (6th ed.). South-Western Pub. Co..
芝加哥风格引文Hanna, J. Marshall, Estelle L. Popham, 与 Rita Sloan Tilton. Secretarial Procedures and Administration. 6th ed. Cincinnati: South-Western Pub. Co., 1973.
MLA引文Hanna, J. Marshall, et al. Secretarial Procedures and Administration. 6th ed. South-Western Pub. Co., 1973.
警告：这些引文格式不一定是100％准确.