S K Agarwal [et al] <br/><br/>
Perspectives in environment(prof.R R Das commemoration volume) 

 - A P H Publishing Corporation, New Delhi  1998 
 - xv,381p figs.,tabs. 
<br/><br/><label>ISBN: </label>81-7024-972-4 
<br/><br/><label>Dewey Class. No.: </label>614.7 Aga