Feder, Gershon <br/><br/>
Methodological issues in the evaluation of extension impact 
Gershon Feder 
 - Stockholm  World Bank  1985 
 - 19p.  ill  30 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural extension work<br/>Evaluation<br/>Methodology
<br/><br/><label>LC Class. No.: </label>ERB PAM S544.F44