APA (7 वां संस्करण) प्रशस्ति पत्र

Sasser, W. E., Hart, C. W. L., & Heskett, J. L. (1991). The service management course: Cases and readings. Free Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Sasser, W. Earl, Christopher W. L. Hart, और James L. Heskett. The Service Management Course: Cases and Readings. New York, N.Y: Free Press, 1991.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Sasser, W. Earl, et al. The Service Management Course: Cases and Readings. Free Press, 1991.