Purohit, S S, et al. <br/><br/>
Environmental sciences: A new approach / 
Purohit, S S, et al. 
 -  Agrobios(India), Jodhpur,  2006 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology; Biodiversity; Conservation
<br/><br/><label>Dewey Class. No.: </label>577 PUR-E