Vasu, K K <br/><br/>
Vaidyutha Upayojanam 

 - Thiruvananthapuram  State Institute of Languages  1975 
 - 164p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--general stack 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology--Mining & related operationsGeneralia--Engineering & allied operations 
<br/><br/><label>Dewey Class. No.: </label>622.48  / VAS-V