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Evaluation of Reference Services is written by William A. Katz and published by Psychology Press. It's available with International Standard Book Number or ISBN identification 0866563776 (ISBN 10) and 9780866563772 (ISBN 13).
Essays on evaluation techniques for library reference operations in the USA - includes a guide to measurement and planning of services, communication and interview techniques in user-librarian behaviour, computerization of information retrieval, data base structure (includes a case study of a law information system), choice of collections, etc. References.