Brown, Lawrence A. <br/><br/>
Innovation Diffusion 
/ by Lawrence A. Brown 
 - London:  Methuen,  1981. 
 - xx, 345p.; 
<br/><br/><label>ISBN: </label>041674270 
<br/><br/><label>Dewey Class. No.: </label>301.242  / BRO/I