Regan, Patrick E. <br/><br/>
Wide area networks / 
Patrick Regan. 
 - Upper Saddle River, N.J. :  Pearson/Prentice Hall,  2004. 
 - xix, 654 p. :  ill. ;  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>013046578X  RM361.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wide area networks (Computer networks).