Asmar, S. Gunawardana, A.M.T.  Nikehetiya, S.B.R. Wijayaratna, C.M. <br/><br/>
Education and Training of Agricultural Extension Personnel in Sri Lanka 

 - Agrarian Research and Training Institute  Colombo 7, Sri Lanka  1977 
 - 22p. 
 - Research Study Series No 18 .
<br/><br/><label>Nat. Bib. No.: </label>5031 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.15  / ART