Daly, Edward A. <br/><br/>
Visual telephony / 
Edward A. Daly, Kathleen J. Hansell 
 - Boston :  Artech House,  1999 
 - xvii, 278 p. :  ill. ;  24 cm. 
 - Artech House telecommunications library .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>1580530230  RM143.31 
<br/><br/><label>LCCN: </label>99-010794 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Video telephone industry