APA (7th ed.) Citation

Cowardin, D. H. (1979). Handling elevator emergencies. National Fire Protection Association.

Chicago Style (17th ed.) Citation

Cowardin, David H. Handling Elevator Emergencies. Boston: National Fire Protection Association, 1979.

MLA (9th ed.) Citation

Cowardin, David H. Handling Elevator Emergencies. National Fire Protection Association, 1979.

Warning: These citations may not always be 100% accurate.