Clark, A. P <br/><br/>
Advanced data-transmission systems 
A. P. Clark 
 - London  Pentech Press  1977 
 - xii, 427p. 
<br/><br/><label>ISBN: </label>0-7273-0101-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission<br/>NASA Thesaurus
<br/><br/><label>Universal Decimal Class. No.: </label>621.391  / CLA