Gupta, P. K., & Hira, D. (2023). Operations Research (7th.). S.Chand.
芝加哥风格引文Gupta, Prem Kumar, 与 D.S Hira. Operations Research. 7th. New Delhi: S.Chand, 2023.
MLA引文Gupta, Prem Kumar, 与 D.S Hira. Operations Research. 7th. S.Chand, 2023.
警告：这些引文格式不一定是100％准确.