Παραπομπή APA

Veerachamy, R. a. R. K., V. (2012). Operations research.

Παραπομπή Chicago Style

Veerachamy, R and Ravi Kumar, V. Operations Research. I K International Publishing, New Delhi, 2012.

Παραπομπή MLA

Veerachamy, R and Ravi Kumar, V. Operations Research. 2012.