On the performance of nine printed subject index entry types
By: by E. Michael Keen.
Series: BLRDR -- 5475; British Library research & development reports -- 5475.
Publisher: British Library Lending Division
Published: 1979
Place of publication: [Boston Spa]
Language: eng
Format: Microform
Number of pages: 79
Subjects: Indexing; Subject headings; Information retrieval
Notes: Microreproduction of original issued: Aberystwyth : Dept. of Information Systems Studies, College of Librarianship Wales, 1978.

"A selective report of EPSILON : research supported by the British Library Research and Development Department."

Includes bibliographical references.