Katz, William A. <br/><br/>
INTRODUCTION TO REFERENCE WORK: reference services and reference processes 
/ William A.Katz 
 - 2nd ed. 
 - New York  McGraw-Hill Book company  0 
 - vii;xii,274 p. 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>70333548 
<br/><br/><label>Dewey Class. No.: </label>25.52  / KAT