Petersen, David,  1931- <br/><br/>
Audio, video, and data telecommunications / 
David Petersen. 
 - London ;  New York :  McGraw-Hill Book Co.,  c1992. 
 - xiii, 333 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. 324-325) and index. 
<br/><br/><label>ISBN: </label>0077074270 :  £17.95 
<br/><br/><label>LCCN: </label>92-009766 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>LC Class. No.: </label>TK5101  / .P42 1992 
<br/><br/><label>Dewey Class. No.: </label>621.382