APA (7th ed.) Citation

National Fire Protection Association & American National Standards Institute. (1978). Standards for portable fire extinguishers 1978 (1978 edition.). NFPA.

Chicago Style (17th ed.) Citation

National Fire Protection Association and American National Standards Institute. Standards for Portable Fire Extinguishers 1978. 1978 edition. Boston: NFPA, 1978.

MLA (9th ed.) Citation

National Fire Protection Association and American National Standards Institute. Standards for Portable Fire Extinguishers 1978. 1978 edition. NFPA, 1978.