HALSALL, , Fred <br/><br/>
Introduction to data communications and comptuer networks 

 -  Workingham : Addison Wesley  1985 
 - 270 p. 
<br/><br/><label>ISBN: </label>0000201145405 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks : Networks data transmission
<br/><br/><label>Dewey Class. No.: </label>004.6  / H14