APA (7 वां संस्करण) प्रशस्ति पत्र

Rudzki, R. A., & Trent, R. J. (2011). Next level supply management excellence: Your straight to the bottom line roadmap. J. Ross Pub..

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Rudzki, Robert A., और Robert J. Trent. Next Level Supply Management Excellence: Your Straight to the Bottom Line Roadmap. Ft. Lauderdale, Fla.: J. Ross Pub., 2011.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Rudzki, Robert A., और Robert J. Trent. Next Level Supply Management Excellence: Your Straight to the Bottom Line Roadmap. J. Ross Pub., 2011.