APA (7th ed.) Citation

Selden, C., & Humphreys, B. L. (1997). Unified Medical Language System (UMLS): January 1996 through December 1996 : 280 selected citations. U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Library of Medicine, Reference Section ; Sold by the Supt. of Docs., U.S. G.P.O..

Chicago Style (17th ed.) Citation

Selden, Catherine, and Betsy L. Humphreys. Unified Medical Language System (UMLS): January 1996 Through December 1996 : 280 Selected Citations. Bethesda, Md. (8600 Rockville Pike, Rockville 20894) : Pittsburgh, PA: U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Library of Medicine, Reference Section ; Sold by the Supt. of Docs., U.S. G.P.O., 1997.

MLA (9th ed.) Citation

Selden, Catherine, and Betsy L. Humphreys. Unified Medical Language System (UMLS): January 1996 Through December 1996 : 280 Selected Citations. U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Library of Medicine, Reference Section ; Sold by the Supt. of Docs., U.S. G.P.O., 1997.