R.S.AMBASHT N.K.AMCASHT <br/><br/>
A Textbook of Plant Ecology 

 - FOURTEENTH 
 - New York  CBS  2002 
 - 427 
<br/><br/><label>ISBN: </label>81-239-0864-4 
<br/><br/><label>Dewey Class. No.: </label>581.5