N Nagaraja <br/><br/>
Relative effectiveness of lecture and tape-recorded lecture presentation and their combination with selected visuals 

 - M Sc (Agri) 
 - Bangalore  University of Agricultural Sciences, Bangalore  1979 
 - 125p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / NAG