5Donald S,Elliott,et al. Measuring Your Library' sValue:How to Doa Cost-Benefit Analysis for Your Public Library [J ]. Chicago : American Library Association, 2007 (8) : 22-23.
6Gwen Harris,Joanne G Marshall. Building a Model Business Case:Current Awareness Service in a Special Library [ J ]. Special library, 1996,87 (2) : 181 - 194.
7Wekeham,M. Marketing and Health Libraries [J]. Health Information and Libraries Journal, 2004 (21 ):227-234.
