Stallings, William <br/><br/>
Business data communications. 

 - 5th. ed. 
 - Upper Saddle River, N.J.:  Pearson Education Inc.,   2005. 
 - xviii, 548p.; 25cm 
<br/><br/><label>ISBN: </label>0131442570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.Business -data processing.2. Business - communication systems- data processing 3. Local area networks (computer networks) 4. Data transmission systems. 5. Business enterprises - computer networks 6. Electronic commerce.
<br/><br/><label>LC Class. No.: </label>HF5548.2   / .S73