Aker, G. F., & Smith, R. M. (1970). Handbook of adult education. Macmillan.
芝加哥风格引文Aker, George F., 与 Robert M. Smith. Handbook of Adult Education. New York: Macmillan, 1970.
MLA引文Aker, George F., 与 Robert M. Smith. Handbook of Adult Education. Macmillan, 1970.
警告：这些引文格式不一定是100％准确.