Cassel, Key Ann  <br/><br/>
Reference and Information Services in the 21st Century 

 - 2nd ed 
 - New York,  Neal-Schuman Publishers, Inc;  2011. 
 - xvi,461p.                                     :ill.;23cm. 
<br/><br/> Include Bibliographical References and Index 
<br/><br/><label>ISBN: </label>9781555707408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information Services 
<br/><br/><label>Dewey Class. No.: </label>025.52