APA (7th ed.) Citation

Gray, A., & Wallace, G. A. (1955). Principles and practice of electrical engineering (7th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Gray, Alexander, and George Arthur Wallace. Principles and Practice of Electrical Engineering. 7th ed. New York: McGraw-Hill, 1955.

MLA (9th ed.) Citation

Gray, Alexander, and George Arthur Wallace. Principles and Practice of Electrical Engineering. 7th ed. McGraw-Hill, 1955.