Conservation and progress  c.2 

 - Pondicherry  Tribhuvan Prasad Tewary  1986 
 - 167p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources-India-Pondicherry.
<br/><br/><label>Dewey Class. No.: </label>PC 333.72