IRE Evaluation within the enviornment of an operating information service chapter F. Wilfrid Lancaster Butterworth & Company Karen Sparck Jones All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, including photocopying and recording, without the written permission of the copyright holder, application for which should be addressed to the Publishers. Such written permission must also be obtained before any part of this publication is stored in a retrieval system of any nature. References 127 II KRAMER, j. How to survive in industry: cost justifying library services, Special Libraries 62, 487-489 (1971) I 2. MUELLER, M. W. Time, Cost and Value Factors in Information Retrieval. Paper presented at the IBM Information Systems Conference, Poughkeepsie, N.Y., September 21-23 (1959) I [OCRerr]. KING, D. W. and BRYANT, E. C. The Evaluation of Information Services and Products, Information Resources Press, Washington, D.C. (1971) 14. URUCKER, P. F. Managing the public service institution, The Publk Interest 33,43-60(1973) 15. LANCASTER, F. W. Evaluation of the MEDLARS Demand Search Service, National Library of Medicine, Bethesda, Md (1968) le). LE5K, M. E. and SALTON, G. Relevance assessments and retrieval system evalua'[OCRerr]ion, In/ormation Storage and Retrieval 4, 343-359 (1968) 17 DE PROSPO, E. R. et al. Performance Measures for Public Libraries, Public Library Association, Chicago (1973) 18. BUNGE, C. A. Professional Education and Reference Efficiency, Doctoral Thesis, Graduate School of Library Science, Urbana, University of Illinois (1967) I'). POWELL, R. R. An investigation ofthe Relationship Between Reference Collection Size and Other Re/erence Service Factors and Success in Answering Reference Questions, Doctoral Thesis, Graduate School of Library Science, Urbana, University of illinois (1976) 21). KING, G. B. and BERRY, R. Evaluation of the University of Minnesota Libraries Reference Department Telephone Information Service, Pilot Study, University of Minnesota, Library School, Minneapolis, ERIC Microfiche ED077517 (1973) 21. LINE, M. B. The ability of a university library to provide books wanted by researchers, Journal of Librananship 5, 37-51(1973) 22. LANCASTER, F. W. The tip of the iceberg, Bulletin of the American Society for Information Science 4, 32 (1978) 2.[OCRerr]. OLSON, E. E. Experiments to improve information transfer and the effectiveness of R & D in industry. Paper presented at the Annual Meeting of the American Association for the Advancement of Science, Houston, January (1979) 24. GIULIANO, V. E. and JONES, P. E. Study and Test of a Methodology for Laboratory Evaluation of Message Retrieval Systems, Arthur D. Little Inc., Cambridge, Mass. (1966)