Gupta, P. K., & Hira, D. (2002). Operations research. S. Chand & company.
Chicago Edition CitationGupta, Prem Kumar, and D.S Hira. Operations Research. New Delhi: S. Chand & company, 2002.
ציטוט MLAGupta, Prem Kumar, and D.S Hira. Operations Research. S. Chand & company, 2002.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.