Barker, L. F. (1940). Psychotherapy. D. Appleton-Century Company, Inc.
芝加哥风格引文Barker, L. F. Psychotherapy. New York: D. Appleton-Century Company, Inc, 1940.
MLA引文Barker, L. F. Psychotherapy. D. Appleton-Century Company, Inc, 1940.
警告：这些引文格式不一定是100％准确.