American Library Association. Government Documents Round Table, Cline, N., & Heymann, J. (1978). Directory of government document collections & librarians (2d ed.). Congressional Information Service.
Chicago Style (17th ed.) CitationAmerican Library Association. Government Documents Round Table, Nancy Cline, and Jaia Heymann. Directory of Government Document Collections & Librarians. 2d ed. Washington, D.C.: Congressional Information Service, 1978.
MLA (8th ed.) CitationAmerican Library Association. Government Documents Round Table, et al. Directory of Government Document Collections & Librarians. 2d ed. Congressional Information Service, 1978.
Warning: These citations may not always be 100% accurate.