Reference and information services :   an introduction /  
general editors: Richard E. Bopp, Linda C. Smith. 
 - 3rd. ed. 
 - Englewood, Colo. :   Libraries Unlimited,   2001 
 - xxiv, 617 p. :    ill. ;    26 cm. 
 - Library and information science text series.   .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>1563086247 9781563086243 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (libraries)--------<br/>Information services.--------
<br/><br/><label>Dewey Class. No.: </label>025.52