Evert M Rogers <br/><br/>
Communication of Innovations 

 - 2nd Ed 
 - New York  Free Press  1971 
 - 476p 
<br/><br/>Evert M Rogers: Communication of Innovations.  (2nd Ed)  New York.  Free Press, 1971.--(302.234ROG)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>302.234  / ROG