Kumar Vivek. (2012). Operations Research. Katson Books.
Lua i Stíl Chicago (17ú heag.)Kumar Vivek. Operations Research. New Delhi: Katson Books, 2012.
Lua MLA (9ú heag.)Kumar Vivek. Operations Research. Katson Books, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.