APA (7th ed.) Citation

United States. National Technical Information Service. (1997). NTIS services for federal agencies. National Technical Information Service.

Chicago Style (17th ed.) Citation

United States. National Technical Information Service. NTIS Services for Federal Agencies. [Springfield, Va.]: National Technical Information Service, 1997.

MLA (9th ed.) Citation

United States. National Technical Information Service. NTIS Services for Federal Agencies. National Technical Information Service, 1997.

Warning: These citations may not always be 100% accurate.