APA (7th ed.) Citation

De France, J. J. (1949). Direct current fundamentals. Prentice-Hall.

Chicago Style (17th ed.) Citation

De France, J. J. Direct Current Fundamentals. New York: Prentice-Hall, 1949.

MLA (9th ed.) Citation

De France, J. J. Direct Current Fundamentals. Prentice-Hall, 1949.