Cita APA

National Fire Protection Association (EE.UU.). (2012). NFPA 30: Flammable and combustible liquids code. Quincy, Mass.: NFPA.

Citación estilo Chicago

National Fire Protection Association (EE.UU.). NFPA 30: Flammable and Combustible Liquids Code. Quincy, Mass.: NFPA, 2012.

Cita MLA

National Fire Protection Association (EE.UU.). NFPA 30: Flammable and Combustible Liquids Code. Quincy, Mass.: NFPA, 2012.