Singh D M <br/><br/>
Introduction to our earth and envorinment 

 - Varanasi  EDSC            1988 
 - xvi,235p  cm. 
 - Environment and Development Study Centre, Publication .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography Irt Enviornment
<br/><br/><label>Dewey Class. No.: </label>U:(G:55), M8 D&W