Cita APA

American National Standards Institute, American National Standards Institute, National Fire Protection Association (Estados Unidos), & National Fire Protection Association (Estados Unidos). (2007). Standard on explosion protection by deflagration venting: NFPA 68 (2007 edition.). Quincy, Mass.: National Fire Protection Association.

Citación estilo Chicago

American National Standards Institute, American National Standards Institute, National Fire Protection Association (Estados Unidos), y National Fire Protection Association (Estados Unidos). Standard On Explosion Protection By Deflagration Venting: NFPA 68. 2007 edition. Quincy, Mass.: National Fire Protection Association, 2007.

Cita MLA

American National Standards Institute, American National Standards Institute, National Fire Protection Association (Estados Unidos), y National Fire Protection Association (Estados Unidos). Standard On Explosion Protection By Deflagration Venting: NFPA 68. 2007 edition. Quincy, Mass.: National Fire Protection Association, 2007.