Ashby, Maurice. <br/><br/>
Introduction to plant ecology. 

 - 2nd ed. 
 - London  Melbourne [etc.]  New York  Macmillan  St Martin's P.  1969. 
 - ix, 287 p.  illus. 
<br/><br/>Bibliography: p. 273-277. 
<br/><br/><label>ISBN: </label>0333062604 
<br/><br/><label>LCCN: </label>69017458  
<br/><br/><label>Nat. Bib. No.: </label>B69-10084 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Ecology.
<br/><br/><label>LC Class. No.: </label>QK901  / .A8 1969 
<br/><br/><label>Dewey Class. No.: </label>581.5