Sharma, J. (2016). Operation Research: Theory and applications (6th.). Trinity.
Chicago Style aipamenaSharma, J.K. Operation Research: Theory and Applications. 6th. New Delhi: Trinity, 2016.
MLA aipamenaSharma, J.K. Operation Research: Theory and Applications. 6th. Trinity, 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.