Good, Ronald <br/><br/>
Plants human economics 

 - Cambridge:   University Press,   1933 
 - xii, 202p.   8 maps 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Botany 
<br/><br/><label>Universal Decimal Class. No.: </label>581.6:33  / G3