Dorner, Daniel G. Information Needs Analysis : principles and practice in information organizations / Daniel G.Dorner, G.E.Gorman & Philip J.Calvert. - London : Facet Publishers , c2015. - xvii,269p.:ill.(B&W) ; 23cm includes: index (p.262-269) ISBN: 9781856044844 Subjects--Topical Terms: information needs Dewey Class. No.: 025.5 / DOR