APA (7th ed.) Citation

United States Historical Documents Institute. (1977). Transportation masterfile, 1921-1971 [supplement]: Cumulative updating service, 1972-1977. [U.S. Historical Documents Institute].

Chicago Style (17th ed.) Citation

United States Historical Documents Institute. Transportation Masterfile, 1921-1971 [supplement]: Cumulative Updating Service, 1972-1977. [Washington, D.C.]: [U.S. Historical Documents Institute], 1977.

MLA (9th ed.) Citation

United States Historical Documents Institute. Transportation Masterfile, 1921-1971 [supplement]: Cumulative Updating Service, 1972-1977. [U.S. Historical Documents Institute], 1977.