"Bopp, Richard E.(ed.)" <br/><br/>
Reference and information services 

 - 3rd ed. 
 - Colorado  Libraries Unlimited  2005 
 - 617p. 
<br/><br/><label>ISBN: </label>9781563086243 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference service (Libraries)
<br/><br/><label>Dewey Class. No.: </label>025.52 REF 3rd ed.