Costs and Returns to Paddy Production in Perak 

 - MARDI Serdang Selangor  1978 
 - p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>IRRIG.<br/>PADDY.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Malaysia, Perak.