APA (7 वां संस्करण) प्रशस्ति पत्र

KAPOOR V K. (1999). OPERATIONS RESEARCH: PROBLEMS AND SOLUTIONS (4TH.). SULTAN CHAND AND SONS.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

KAPOOR V K. OPERATIONS RESEARCH: PROBLEMS AND SOLUTIONS. 4TH. NEW DELHI: SULTAN CHAND AND SONS, 1999.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

KAPOOR V K. OPERATIONS RESEARCH: PROBLEMS AND SOLUTIONS. 4TH. SULTAN CHAND AND SONS, 1999.