Chorafas, Dimitris N. <br/><br/>
Handbook of data communications and computer networks / 
Demitris N. Chorafas 
 - 2nd ed. 
 - Blue Ridge Summit, Pa. :  TAB Books,  1991 
 - 434 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0830696903 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer network<br/>Data transmission systems