Data Communications and Networks/  English. 
Dave Miller. 
 - Boston:  McGraw-Hill/ Irwin,  1960. 
 - xiv, 418p.:  ill.;  26cm. 
<br/><br/><label>ISBN: </label>9780072964042 
<br/><br/><label>Dewey Class. No.: </label>681.14:65.012.45  / MIL