Dobkin,Bethami A. <br/><br/>
Communication in a Changing World 
Bethami A. Dobkin 
 - 2006 Ed. 
 - USA  McGraw-Hill Companies  2006 
 - xxxv,427p.;  Col;Ill.  28cm. 
<br/><br/><label>ISBN: </label>00472959827 
<br/><br/><label>Dewey Class. No.: </label>302.2/  / DOB