Ariyasena, M.A.D.Nissanka <br/><br/>
Govinge samaja arthika thathvaya kerehi dunkola ha vikalpa boga vagavanhi balapama 
= Govinge samaja arthika thathvaya kerehi dunkola ha vikalpa boga vagavanhi balapama 


 - Colombo   NATA  2011 
 - v,39 
<br/><br/><label>ISBN: </label>9789550645015 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural sociology<br/>Research - agricultural sociology<br/>Sociological research<br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>306.349  / P 63