Upton, Martin <br/><br/>
Economic of Tropical Farming systems 

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 - Cambridge  Cambridge University Press  1996 
 - xiv, 374p.   
<br/><br/>  illu (WYE studies in agricultural and rural development) 
<br/><br/><label>ISBN: </label>0-521-483409 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Agriculture- economic Aspects Tropics 
<br/><br/><label>Dewey Class. No.: </label>631.11:330