Wijeratne, Mahinda <br/><br/>
Farmer, extension and research in Sri Lanka  an empirical study of the agricultural knowledge system with special reference to Matara district 

 - Matara  Author  1988 
 - xxii,278 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURAL EXTENSION<br/>AGRICULTURE<br/>PROF.K.K.PATHIRANA COLLECTION<br/>SRI LANKA
<br/><br/><label>Dewey Class. No.: </label>630.715  / WIJ