Ashby, Maurice. <br/><br/>
Introduction to plant ecology / 
Maurice Ashby. 
 - London :  Macmillan ;  1969 [reprinted 1973] 
 - vii, 287 p. : 
<br/><br/><label>ISBN: </label>0333062604 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant ecology.
<br/><br/><label>Dewey Class. No.: </label>581.7  / In,2