Green, D. C. <br/><br/>
Data communication / 
D. C. Green 
 - 2nd ed. 
 - England :  Longman,  1995 
 - 216 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0582245206 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems