An exploratory study of three subject access systems in medicine
Subtitle: LCSH, MESH, PRECIS
By: by H. Mary Micco.
Publisher: University Microfilms International
Published: 1981
Place of publication: Ann Arbor, Mich
Language: eng
Subjects: National Library of Medicine (U.S.).; PRECIS (Indexing system); Subject headings -- Medicine.; Subject headings, Library of Congress.
Notes: Thesis (Ph.D.)--University of Pittsburgh, 1980.

Includes bibliography.