Satyanarayana, V. V. V. <br/><br/>
Universal Decimal Classification: a practical primer/ 
V. V. V. Satyanarayana 
 - New Delhi:  EssEss Publications,  2000. 
 - 158 p. 
<br/><br/><label>Dewey Class. No.: </label>025.432  / SAT/U