Reference and information services :  an introduction / 

 - 3rd ed. 
 - Englewood, Colo. :  Libraries Unlimited,  2001. 
 - xxiv, 617 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>1563086247 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries)<br/>Information services.
<br/><br/><label>LC Class. No.: </label>Z 711  / REF