National Institute of Mental Health. (1990) .Clinical training in serious mental illness (DHHS Publication No. ADM 90-1679) . Washington, DC: U.S. Government Printing Office.
Example from the Library of Congress Citing Primary Sources Guide - MLA:
Government Agency name. Title of Publication. Day Month Year of publication: page numbers. Place of publication: Publisher, Year published. Title of the Web site. Web. Day Month Year of access. <opt. URL>.
United States House of Representatives. “Proceedings. 2nd Congress, 2nd sess.” Annals of Congress. 747-48. Washington: Gales and Seaton, 1849. Lib. of Cong. Web. 10 Feb. 2012. <http://memory.loc.gov/cgi-bin/ ampage?collId=llac&fileName=llac003.db&recNum=370>.