Basic procedures for agroeconomic research 
/  International Rice Research Institute 
 - Philippines:  International Rice Research Institute,   1984 
 - viii, 230p. 
<br/><br/><label>ISBN: </label>971-104-081-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Subjects--Index Terms: </label>Economic cocepts Cropping systems 
<br/><br/><label>Universal Decimal Class. No.: </label>631.16   / M4