APA (7th ed.) Citation

Ryff, P. F., Karnas, J. A., & Platnick, D. d. 1. (1987). Electrical machines and transformers: Principles and applications. Prentice-Hall.

Chicago Style (17th ed.) Citation

Ryff, Peter F., Joseph A. Karnas, and David d. 1982 Platnick. Electrical Machines and Transformers: Principles and Applications. Englewood Cliffs, N.J: Prentice-Hall, 1987.

MLA (9th ed.) Citation

Ryff, Peter F., et al. Electrical Machines and Transformers: Principles and Applications. Prentice-Hall, 1987.