Lahiri, A. <br/><br/>
Source book of environmental activities in India 
by A. Lahiri, P. K. Banerjee and D. Bandopadhyay 
 - New Delhi  National Information System for Science and Technology  1978 
 - 580p.;  28cm. 
<br/><br/><label>Dewey Class. No.: </label>DB029.93337  / LAH