APA (7 वां संस्करण) प्रशस्ति पत्र

Arnold, W. W., & Plas, J. M. (1993). The human touch: Today's most unusual program for productivity and profit. Wiley.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Arnold, William W., और Jeanne M. Plas. The Human Touch: Today's Most Unusual Program for Productivity and Profit. New York: Wiley, 1993.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Arnold, William W., और Jeanne M. Plas. The Human Touch: Today's Most Unusual Program for Productivity and Profit. Wiley, 1993.