National Library of Medicine classification: a scheme for the shelf arrangement of books in the field of medicine and its related sciences
National Library of Medicine (U.S.)
Bethesda, Md. : U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health, National Library of Medicine ; Washington, D.C. : For sale by the Supt. of Docs., U.S. G.P.O., 1981
xliii, 397 p.
See catalog record: 8502207
Edition: 4th ed., rev. 1981.
NLM Permanence Rating: Permanent: Stable content