APA (7th ed.) Citation

Duffin, D. J. (1947). Generators and motors and their applications. McGraw-Hill Book Co..

Chicago Style (17th ed.) Citation

Duffin, D. J. Generators and Motors and Their Applications. New York: McGraw-Hill Book Co., 1947.

MLA (9th ed.) Citation

Duffin, D. J. Generators and Motors and Their Applications. McGraw-Hill Book Co., 1947.