Cassell, Kay Ann <br/><br/>
Reference and information services in the 21st century  an introducation 
Kay Ann Cassell and Uma Hiremath 
 - London:  Facet Publishing,  2006. 
 -  xiii,378p. 
<br/><br/> Papercover 
<br/><br/>Includes bibliographical references and index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>1856045986 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic reference services-Libraries
<br/><br/><label>Dewey Class. No.: </label>025.524  / CAR