APA (7 वां संस्करण) प्रशस्ति पत्र

Lotfi, V., & Pegels, C. C. (1992). Decision support systems for management science/operations research (2nd ed.). Irwin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Lotfi, Vahid, और C. Carl Pegels. Decision Support Systems for Management Science/operations Research. 2nd ed. Homewood, IL: Irwin, 1992.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Lotfi, Vahid, और C. Carl Pegels. Decision Support Systems for Management Science/operations Research. 2nd ed. Irwin, 1992.