APA (7th ed.) Citation

Hartwell, F. P., McPartland, J. F., & McPartland, B. J. (2014). McGraw-Hill's national electrical code handbook (28th ed.). McGraw-Hill Education LLC..

Chicago Style (17th ed.) Citation

Hartwell, Frederic P., Joseph F. McPartland, and Brian J. McPartland. McGraw-Hill's National Electrical Code Handbook. 28th ed. New York, N.Y.: McGraw-Hill Education LLC., 2014.

MLA (9th ed.) Citation

Hartwell, Frederic P., et al. McGraw-Hill's National Electrical Code Handbook. 28th ed. McGraw-Hill Education LLC., 2014.