APA citiranje

Keller, K. J. Electrical safety code manual: A plain language guide to National electrical code, OSHA, and NFPA 70E.

Chicago Style (17th ed.) Citation

Keller, K. J. Electrical Safety Code Manual: A Plain Language Guide to National Electrical Code, OSHA, and NFPA 70E.

MLA citiranje

Keller, K. J. Electrical Safety Code Manual: A Plain Language Guide to National Electrical Code, OSHA, and NFPA 70E.