Media type: E-Article Title: Retrieval by reformulation in two library catalogs: Toward a cognitive model of searching behavior Contributor: Dalrymple, Prudence W. imprint: Wiley, 1990 Published in: Journal of the American Society for Information Science Language: English DOI: 10.1002/(sici)1097-4571(199006)41:4<272::aid-asi6>3.0.co;2-5 ISSN: 1097-4571; 0002-8231 Keywords: General Engineering Origination: Footnote: