Dyfyniad APA
Nagrath, I. J., & Gopal, M. (1975). Control systems engineering. Wiley, New Age International.
Dyfyniad Arddull Chicago
Nagrath, I. J., and M. Gopal. Control Systems Engineering. New York : New Delhi: Wiley, New Age International, 1975.
Dyfyniad MLA
Nagrath, I. J., and M. Gopal. Control Systems Engineering. Wiley, New Age International, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.