Cita APA (7th ed.)

Patterson, E. W. (1957). Cases and materials on contracts II (4th ed.). The Foundation Press, Inc.

Cita Chicago (17th ed.)

Patterson, Edwin Wilhite. Cases and Materials on Contracts II. 4th ed. Chicago: The Foundation Press, Inc, 1957.

Cita MLA (9th ed.)

Patterson, Edwin Wilhite. Cases and Materials on Contracts II. 4th ed. The Foundation Press, Inc, 1957.