Singh,S.P. <br/><br/>
Environmental Science and Agroecology  English 

 - Meerut  Aman Publishing House  2013 
 - 304  PB 
<br/><br/><label>ISBN: </label>9382024606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>570 SIS E