Shukla , Rs . <br/><br/>
A text Book of Plant Ecology /  Textual Documents 
Rs Shukla and PS Chandel. 
 - Reprint / 
 - New Delhi :  S Chand & Co Ltd ,  2008. 
 - 544pg ;  22cm. 
<br/><br/><label>ISBN: </label>81-219-0548-6 
<br/><br/><label>Subjects--Index Terms: </label>Plant Ecology G-Botany 
<br/><br/><label>Dewey Class. No.: </label>581.5  / Sh 74 Pl