Wrigley, Gordon <br/><br/>
Tropical agriculture:   The development of production  

 - 4th ed.  
 - Singapore:   Longman Singapore Publishers (Pte) Ltd,   1988  
 - xv, 496p. 
<br/><br/><label>ISBN: </label>0-582-02496-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Crop ecology Crop culture 
<br/><br/><label>Universal Decimal Class. No.: </label>63(213)   / M1