Rogers, Everett M <br/><br/>
Diffusion of innovations 

 - 5 
 - New York  Free Press  2003 
 - xxi, 551p.   
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780743222099 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diffusion research<br/>Diffusion-innovations -- Study and teaching<br/>Innovayion-decision process