APA (7th ed.) Citation

American National Standards Institute & Underwriters' Laboratories. (1980). Standard for knife switches (Seventh edition.). Underwriters' Laboratories.

Chicago Style (17th ed.) Citation

American National Standards Institute and Underwriters' Laboratories. Standard for Knife Switches. Seventh edition. Northbrook, Illinois: Underwriters' Laboratories, 1980.

MLA (8th ed.) Citation

American National Standards Institute and Underwriters' Laboratories. Standard for Knife Switches. Seventh edition. Underwriters' Laboratories, 1980.