Singh L R <br/><br/>
Environmental management 

 - Allahabad  Allahabad Geogrpahical Society India         1983 
 - xii,414p. 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), M3