Feder, Gershon. <br/><br/>
The impact of agricultural extension: A case study of the training and visit system in Haryana, India. 

 - Washington :  World Bank,  1985. 
<br/><br/> World Bank Working Papers No. 756. 
<br/><br/> The paper presents results from a study designed to estimate the effect agricultural productivity of Training and visit (Ttv) Extension. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural development.<br/>Agriculture -- Haryana -- India.--Agriculture -- Haryana -- India.--Agriculture -- Haryana -- India.