APA (7th ed.) Citation

United States. Congress. House. (1969). [Electrical and Mechanical Office Equipment]. U.S. G.P.O.].

Chicago Style (17th ed.) Citation

United States. Congress. House. [Electrical and Mechanical Office Equipment]. [Washington: U.S. G.P.O.], 1969.

MLA (9th ed.) Citation

United States. Congress. House. [Electrical and Mechanical Office Equipment]. U.S. G.P.O.], 1969.