Reference and information services  : an introduction 
edited by Richard E. Bopp and Linda C. Smith 
 - 3rd 
 - Englewood:  Libraries Unlimited,  2005. 
 - xxiii,617p 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>1563086247 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services
<br/><br/><label>Dewey Class. No.: </label>025.52  / REF