APA (7th ed.) Citation

Underwriters' Laboratories. (1993). Standard for electrical equipment for laboratory use. Underwriters Laboratories.

Chicago Style (17th ed.) Citation

Underwriters' Laboratories. Standard for Electrical Equipment for Laboratory Use. Northbrook, Ill.: Underwriters Laboratories, 1993.

MLA (9th ed.) Citation

Underwriters' Laboratories. Standard for Electrical Equipment for Laboratory Use. Underwriters Laboratories, 1993.