Prawda, Juan. <br/><br/>
Operations research management information systems in count-ries of the third world. A case study : the national compan-y of basic commodities (CONASUPO), México / by Juan Prawda. 

 - México : IPN 
 - 28 p. 
 - Reporte técnico no. 5 / IPN, UPIICSA .
<br/><br/> "To be presented at the XXII International Congress of the - Institute of Management Science, Kyoto, Japan, july 23".