Harper, John L. <br/><br/>
Population biology of plants / 
John L. Harper. 
 - 1st  ed. 
 - London :  Academic Press,  1977. 
 - xxiv, 892  p. 
<br/><br/><label>ISBN: </label>0123258529 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population biology.