Forouzan, Behrouz A. <br/><br/>
Business data communications / 
Behrouz A. Forouzan. 
 - Boston, Mass. :  McGraw-Hill,  c2003. 
 - xxiii, 407 p. :  ill. ;  24 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0072397020 
<br/><br/><label>LCCN: </label>2002026444 
<br/><br/><label>Dewey Class. No.: </label>004.6  / F692