FRANK J. , DERFLER J.R. <br/><br/>
GUIDE TO CONNECTIVITY - PC MAGAZINE 

 -  CALIFORNIA : ZIFF DAVIS  1991 
 - 425 p. 
<br/><br/><label>ISBN: </label>0001562760017 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMMUNICATION NETWORKS
<br/><br/><label>Dewey Class. No.: </label>004.6  / F61