Tripathi A K and others Ed. <br/><br/>
Advances in environmental sciences 
Tripathi A K and others Ed. 
 - New Delhi   Ashish India          1993 
 - xxi,387p. Bib chapterwise  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography- Environment
<br/><br/><label>Dewey Class. No.: </label>U:(G:55), N3