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Essential Library of Congress Subject Headings /
Immroth's Guide to the Library of Congress classification /
Legal subject headings for libraries /
PAIS subject headings /
Subject headings; a practical guide /
Sears list of subject headings /
Adopting the Library of Congress classification system; a manual of methods and techniques for application or conversion /
Library of Congress classification. Z. Bibliography and library science /
The subject departmentalized public library /
Subject analysis : blitz cataloging workbook /
The subject approach to information /
Corporate headings : their use in library catalogues and national bibliographies : a comparative and critical study /
Introduction to subject indexing : a programmed text /
Subject retrieval in the seventies : new directions ; Proceedings of an international symposium held at the center of adult education university of maryland college park May 14 to 15, 1971.
An introduction to subject indexing /
Library of Congress classification schedules: a cumulation of additions and changes through 1978 : Class Z, Bibliography and library science
Essential classification /
Information retrieval: notes for students,
Library of Congress subject headings : principles and application /
Essential thesaurus construction /