MLA

Hughes, Austin, et al. Electric Motors and Drives : Fundamentals, Types, and Applications. Newnes, 2013.

APA

Hughes, A., Drury, B., Drury, W., & Bill Drury, B. Drury. (2013). Electric motors and drives : fundamentals, types, and applications. Newnes.

Chicago

Hughes, Austin, Bill Drury, William Drury, and Bill Drury. Electric Motors and Drives : Fundamentals, Types, and Applications. : Newnes, 2013.