Dorner, Daniel G. Information needs analysis : principles and practice in information organizations Daniel G. Dorner, G. E. Gorman and Philip J. Calvert - London: Facet Publishing, 2015. - xvii, 269p. PB Eng ISBN: 9781856044844 Subjects--Topical Terms: Information servicesNeeds assessment Dewey Class. No.: 025.3 / DOI