Halsall, Fred. <br/><br/>
Data communications, computer networks, and open systems / 
Fred Halsall. 
 - 3rd ed. 
 - Wokingham, England ;  Reading, Mass. :  Addison-Wesley Pub. Co.,  c1992. 
 - xi, 772 p. :  ill. ;  24 cm. 
 - Electronic systems engineering series .
<br/><br/> Rev. ed. of: Data communications, computer networks, and OSI. c1988. 
<br/><br/>Includes bibliographical references (p. 761-765) and index. 
<br/><br/><label>ISBN: </label>0201565064 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.<br/>Computer networks.<br/>Local area networks (Computer networks)<br/>Computer network protocols.
<br/><br/><label>Dewey Class. No.: </label>004.6 HAL 1992