Agarwal, V.P. and Rana, S.V.S. <br/><br/>
Enviornment and Natural Resources 

 - New Delhi  Society of Biosciences  1985 
 - 155 
<br/><br/><label>Publisher. No.: </label> Prakasha Sahitya 
<br/><br/><label>Subjects--Personal Names: </label> Geology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology