APA (7 वां संस्करण) प्रशस्ति पत्र

Gupta, S. P., & Gupta,P K. (2022). Quantitative Techniques and Operations Research (4th ed.). Sultan Chand and Sons.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gupta, S P., और Gupta,P K. Quantitative Techniques and Operations Research. 4th ed. New Delhi: Sultan Chand and Sons, 2022.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Gupta, S P., और Gupta,P K. Quantitative Techniques and Operations Research. 4th ed. Sultan Chand and Sons, 2022.