Evaluating and measuring the value, use and impact of digital collections / 
edited by Lorna M. Hughes 
 - London :  Facet,  2012. 
 - xvii, 181p. 
<br/><br/><label>ISBN: </label>9781856047203 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital libraries--Evaluation.<br/>Digital libraries--Collection development.<br/>Electronic information resources.
<br/><br/><label>Dewey Class. No.: </label>025.04