Fitzgerald, Jerry <br/><br/>Business data communications and networking Jerry Fitzgerald and Alan Dennis  -- 5th ed.  -- New York  John Wiley and Sons  1996 <br/>xix, 562 p.  24 cm. <br/><br/> Includes index. <br/><br/><label>ISBN: </label>971511894 <br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission system.<br/>Computer networks.<br/><br/><label>Dewey Class. No.: </label>GC 004.6 F576 1996