Katz, William A.,  1924- <br/><br/>
Introduction to reference work / 
William A. Katz. 
 - 5th ed. 
 - New York :  McGraw-Hill,  c1987. 
 - xii, 397 p. 
 - McGraw-Hill series in library education .
<br/><br/>v. 1. Basic information sources. 
<br/><br/><label>ISBN: </label>0070335370  (v.1)  
<br/><br/><label>LCCN: </label>66061139     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference services (Libraries)<br/>Reference books.