Costello, David F. <br/><br/>
Ecological classification as a basis for interpretation of range vegetation response 

<br/><br/> Sobretiro de: Proceedings Society of American Foresters Meeting. 1955 pp. 40-42 
<br/><br/><label>LCCN: </label>30867 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología vegetal.<br/>Pastos.