Purcell  Dennis  L. <br/><br/>
Agricultural Extension and Research :  Achievements and Problems in National Systems 

 - 1st ed. 
 - Washington  The World Bank  1997 
 - 281 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURAL EXTENSION WORK -- DEVELOPING COUNTRIES -- EVALUATION / AGRICULTURAL DEVELOPMENT PROJECTS -- EVALUATION
<br/><br/><label>LC Class. No.: </label>S544.6  / P86A 1997