APA (7 वां संस्करण) प्रशस्ति पत्र

Hillier, F. S., & Lieberman, G. J. N. (2022). Introduction to Operations Research (11th.). McGraw Hill Education (India) Private Limited.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Hillier, Frederick S., और Gerald J; Nag Lieberman. Introduction to Operations Research. 11th. Chennai: McGraw Hill Education (India) Private Limited, 2022.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Hillier, Frederick S., और Gerald J; Nag Lieberman. Introduction to Operations Research. 11th. McGraw Hill Education (India) Private Limited, 2022.