APA引文

National Board of Fire Underwriters & National Fire Protection Association. National electrical code. National Fire Protection Association.

Chicago Style (17th ed.) Citation

National Board of Fire Underwriters and National Fire Protection Association. National Electrical Code. Quincy, MA: National Fire Protection Association.

MLA引文

National Board of Fire Underwriters and National Fire Protection Association. National Electrical Code. National Fire Protection Association.

警告：這些引文格式不一定是100％准確.