Παραπομπή APA

Nagarath, I., & Gopal, M. (1982). Systems: Modelling and analysis. TMH.

Παραπομπή Chicago Style

Nagarath, I.J, και M. Gopal. Systems: Modelling and Analysis. New Delhi: TMH, 1982.

Παραπομπή MLA

Nagarath, I.J, και M. Gopal. Systems: Modelling and Analysis. TMH, 1982.