APA (7th ed.) Citation
Harnwell, G. P. (1949). Principles of electricity and electromagnetism (2d ed.). McGraw-Hill Book Co..
Chicago Style (17th ed.) Citation
Harnwell, Gaylord Probasco. Principles of Electricity and Electromagnetism. 2d ed. New York: McGraw-Hill Book Co., 1949.
MLA (9th ed.) Citation
Harnwell, Gaylord Probasco. Principles of Electricity and Electromagnetism. 2d ed. McGraw-Hill Book Co., 1949.
Warning: These citations may not always be 100% accurate.