APA (7th ed.) Citation

Herman, S. L., & Loper, O. E. (2012). Direct current fundamentals (8th ed.). Delmar Cengage Learning.

Chicago Style (17th ed.) Citation

Herman, Stephen L., and Orla E. Loper. Direct Current Fundamentals. 8th ed. Clifton Park, N.Y: Delmar Cengage Learning, 2012.

MLA (9th ed.) Citation

Herman, Stephen L., and Orla E. Loper. Direct Current Fundamentals. 8th ed. Delmar Cengage Learning, 2012.