Purcell, Dennis. <br/><br/>
Agricultural extension and research :  achievements and problems i n national system / 
Dennis L. Purcell, Jock R. Anderson. 
 - Washington, D.C. :  The World Bank,  1997 
 - xxi, 282 p. :  ill. ;  28 cm. 
 - A World Bank operations evaluation study. .
<br/><br/>Includes bibliographical references (p. 257-264). 
<br/><br/><label>ISBN: </label>0821338781 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural extension work--Evaluation.--Developing countries<br/>National agricultural research systems--Ev aluation.--Developing countries
<br/><br/><label>Dewey Class. No.: </label>630.715