Albrecht,Hartmut <br/><br/>
Agricultural extension 

 - New Delhi  Wiley-Eastern   1989 
 - 276p. 
 - Rural development series .
<br/><br/> volume.1 :- Basic concepts and methods 
<br/><br/><label>ISBN: </label>3880853649 
<br/><br/><label>Subjects--Index Terms: </label>agricultural extension 
<br/><br/><label>Dewey Class. No.: </label>711.3  / ALB