Halsall, Fred <br/><br/>
Data communications computer networks and open systems 

 - 4th 
 - India  Pearson Education Publisher 
 - Soft Binding  0915 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>81-7808-098-2 
<br/><br/><label>Subjects--Topical Terms: </label>--Data communications
<br/><br/><label>Dewey Class. No.: </label>004.620 HAL-D