Stallings W <br/><br/>
Handbook od computer communication standrads 

 - 2 
 -  1990 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>32496 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>d65,8(B)-4, No.3