Webster, C. C. <br/><br/>
Agriculture in the tropics / 
C. C. Webster and P. N. Wilson 
 - London :  Longmans,  1966 
 - 488 p. :  ill. ;  22 cm. 
<br/><br/>Bibliography : p. 449-477 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Tropics