APA (7th ed.) Citation

United States. National Technical Information Service. (1983). A Directory of computerized data files. U.S. Dept. of Commerce, National Technical Information Service.

Chicago Style (17th ed.) Citation

United States. National Technical Information Service. A Directory of Computerized Data Files. [Springfield, Va.]: U.S. Dept. of Commerce, National Technical Information Service, 1983.

MLA (9th ed.) Citation

United States. National Technical Information Service. A Directory of Computerized Data Files. U.S. Dept. of Commerce, National Technical Information Service, 1983.