Data communications in business :  an introduction / 
edited by Edgar C. Gentle 
 - New York :  American Telephone and Telegraph,  c1965. 
 - xi, 200 p. :  ill. ;  23 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Data communication Computer communication Data communication<br/>Business Business<br/>Data communication
<br/><br/><label>LC Class. No.: </label>HF5548.2  / .A72 1965 
<br/><br/><label>Dewey Class. No.: </label>651.7  / D262