Etherington, John R <br/><br/>
Environment and plant ecology 
by John R. Etherington with a contributed chapter by W. Armstrong 
 - London  Wiley  1975 
 - xii, 347 p.: illus.; 24 cm. 
<br/><br/>Bibliography: p. 309-338. 
<br/><br/><label>ISBN: </label>0471246158 
<br/><br/><label>LCCN: </label>74-003725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Ecology