Aldridge, Mary. <br/><br/>
Some crops we use /  
Mary Aldridge ; Illustrated by Rena Fennessy. 
 - Nairobi :    Oxford University Press,    1967. 
 - 28 p:    ill. ;    19 cm. 
 - Natural history reader ;    no.4 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Crops.