Aslib directory - Aslib; Codlin, Ellen M. (London : Aslib, 1977)
v. l. Information sources in science, technology, and commerce.--v. 2. Information sources in the social sciences, medicine, and the humanities.
Rev. ed. published as: Aslib directory of information sources in the United Kingdom. 5th ed. 1982.
Includes index.
Keywords: Special libraries -- Great Britain -- Directories; Information services -- Great Britain -- Directories