APA (7th ed.) Citation

National Fire Protection Association & American National Standards Institute. (1983). Manual for classification of gases, vapors and dusts for electrical equipment in hazardous (classified) locations (1983 ed.). National Fire Protection Association.

Chicago Style (17th ed.) Citation

National Fire Protection Association and American National Standards Institute. Manual for Classification of Gases, Vapors and Dusts for Electrical Equipment in Hazardous (classified) Locations. 1983 ed. Quincy, MA: National Fire Protection Association, 1983.

MLA (9th ed.) Citation

National Fire Protection Association and American National Standards Institute. Manual for Classification of Gases, Vapors and Dusts for Electrical Equipment in Hazardous (classified) Locations. 1983 ed. National Fire Protection Association, 1983.