Cita APA

National Fire Protection Association (Estados Unidos). National Electrical Code, & National Fire Protection Association (Estados Unidos). National Electrical Code. (2008). National electrical code: NFPA 70 (2008 edition.). Quincy, Mass.: National Fire Protection Association.

Citación estilo Chicago

National Fire Protection Association (Estados Unidos). National Electrical Code, y National Fire Protection Association (Estados Unidos). National Electrical Code. National Electrical Code: NFPA 70. 2008 edition. Quincy, Mass.: National Fire Protection Association, 2008.

Cita MLA

National Fire Protection Association (Estados Unidos). National Electrical Code, y National Fire Protection Association (Estados Unidos). National Electrical Code. National Electrical Code: NFPA 70. 2008 edition. Quincy, Mass.: National Fire Protection Association, 2008.