Patterson, E. W. (1957). Cases and materials on contracts II (4th ed.). The Foundation Press, Inc.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPatterson, Edwin Wilhite. Cases and Materials on Contracts II. 4th ed. Chicago: The Foundation Press, Inc, 1957.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPatterson, Edwin Wilhite. Cases and Materials on Contracts II. 4th ed. The Foundation Press, Inc, 1957.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.