00446nam a2200145Ia 4500 150614s9999 xx 000 0 und d 005.71 HIL-B R Shelly B. Gray Business Data Communications 0 Boyd and Fraser Publishing Co. Ltd., USA 1995 0 Business Data Communications Shelly B. Gray and others,THOMAS J. CASHMAN,JUDY A. HILL COMPUTER REF 327 327 0 0 0 0 MCK MCK A45 1995-10-05 0.00 0 005.71 HIL-B R 326 2015-06-29 00:00:00 2015-06-29 REF