Stallings, William. <br/><br/>
Data and computer communications /  [Book]. 
William Stallings.  
 - 3rd ed. 
 - New York :   Toronto :   New York :   Macmillan Pub. Co. ;   Collier Macmillan Canada ;   Maxwell Macmillan International,   1991. 
 - xvii, 817 p. :   ill. ;   27 cm. 
<br/><br/>Includes bibliographical references (p. 787-804) and index. 
<br/><br/><label>ISBN: </label>0024154547 
<br/><br/><label>LCCN: </label>90037896 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.<br/>Data transmission systems.