Khan, Mahmood Ashraf <br/><br/>
Understanding ISDN and ATM /  
Mahmood Ashraf Khan, 
 - Taxila  Pakistan 
 - 82 p 
<br/><br/>Section I: ISDN (Page-1), Section II; ATM (Page-34). 
<br/><br/><label>Dewey Class. No.: </label>004.67,MAH