Knapp, C. L. (1976). Problems in Contract Law: Cases and Materials. Little Brown & Co.
Cita Chicago (17th ed.)Knapp, Charles L. Problems in Contract Law: Cases and Materials. Boston: Little Brown & Co, 1976.
Cita MLA (9th ed.)Knapp, Charles L. Problems in Contract Law: Cases and Materials. Little Brown & Co, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.