Systems simulation at IRRI / 
editors, F.W.T.Penning de Vries...[et al.] 
 - Manila :  IRRI,  1991. 
 - 67p. :  ill. 
 - International Rice Research Institute research paper series ;  no. 151 .
<br/><br/> Cover title. 
<br/><br/><label>LCCN: </label>92023150 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice--Research--Asia.