Abeysekera, T. Senanayaka, P. <br/><br/>
Economics of Vegetable Production and Marketing 

 - Agrarian Research & Training Institute.   Colombo  1974 
 - 66p. 
 -  2 .
<br/><br/><label>Nat. Bib. No.: </label>4005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.15  / ABE