Hvass, Else, <br/><br/>
Plants that feed and serve us / 
by Else Hvass, illustrated by E. Hahnewald. 
 - New York :  Hippocrene Books,  1973. 
 - 200 pages :  illustrations ;  19 cm. 
<br/><br/><label>ISBN: </label>0882541587 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany, Economic.<br/>Plants, Cultivated--Identification.