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. - Wellisch, Hans H., 1920; Wilson, Thomas D; University of Maryland, College Park. School of Library and Information Services (Westport, Connecticut., Greenwood Publishing Company., 1972)
"Proceedings of an international symposium held at the Center of Adult Education, University of Maryland, College Park, May 14 to 15, 1971."
Meeting sponsored by the University of Maryland School of Library and Information Services
Includes bibliographical references and index
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Keywords: Classification -- Books -- Congresses; Information retrieval -- Congresses; Subject cataloging -- Congresses