Knapp, C. L. (1976). Problems in Contract Law: Cases and Materials. Little Brown & Co.
芝加哥风格引文Knapp, Charles L. Problems in Contract Law: Cases and Materials. Boston: Little Brown & Co, 1976.
MLA引文Knapp, Charles L. Problems in Contract Law: Cases and Materials. Little Brown & Co, 1976.
警告：这些引文格式不一定是100％准确.