Sardana, J L . <br/><br/>
Universal decimal classification : structure and methodology /  
J.L.Sardana and R.L. Sehgal. 
 - New Delhi :   Ess Ess Publications ,   1983. 
 - 208p. :   ills. ;   21cm .  
<br/><br/>Includes index and bibliographical references 
<br/><br/><label>ISBN: </label> Rs. 100.00 (Hb) 
<br/><br/><label>Subjects--Index Terms: </label>UDC 
<br/><br/><label>Dewey Class. No.: </label>025.432  / SAR/U