Saxena, H.M.  . <br/><br/>
Environmental studies /  
by H.M. Saxena. 
 - Jaipur :   Rawat Publication ,   2006 
 - xiv, 234p :  
<br/><br/><label>ISBN: </label>81-7033-993-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental studies
<br/><br/><label>Dewey Class. No.: </label>U47  / P6;2