W.G.R.J. van der Linden. <br/><br/>
'Know How' To solve information problems in the agricultural sector of Sri Lanka:  study to identify the data collection problems at grassroots level of the agricultural sector of Sri Lanka/  English. 
W.G.R.J. van der Linden. 
 - Colombo:  This study performed at Ministry of Public Administration,   1992. 
 - vii,94p.:  30cm. 
<br/><br/><label>Dewey Class. No.: </label>338.54931  / LIN