Reference service 
/by Krishan Kumar 
 - 5th rev. ed. 
 - New Delhi:  Vikas publishing house Pvt. Ltd.,  1996. 
 - x,447 p. :  22 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>Dewey Class. No.: </label>025.52