Kochumman, C <br/><br/>
Pragathakalanam 

 - Thiruvananthapuram  State Institute of Languages  1974 
 - 468p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--general stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>science--mathematicsGeneralia--natural science and mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / KOC-P