Prasad, D. (2015). Operation research. Narosa publishing house.
Lua i Stíl Chicago (17ú heag.)Prasad, Devi. Operation Research. New Delhi: Narosa publishing house, 2015.
Lua MLA (9ú heag.)Prasad, Devi. Operation Research. Narosa publishing house, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.