Dyfyniad APA
Nagrath, I. J., & Kothari, D. P. (1997). Electric machines (2nd ed.). Tata McGraw-Hill.
Dyfyniad Arddull Chicago
Nagrath, I J., and D P. Kothari. Electric Machines. 2nd ed. New Delhi: Tata McGraw-Hill, 1997.
Dyfyniad MLA
Nagrath, I J., and D P. Kothari. Electric Machines. 2nd ed. Tata McGraw-Hill, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.