000 00378nam a2200145Ia 4500
020 _a9780805377286
082 _bT-623
_a658
100 _a"David A. Stamper"
245 0 _aBusiness data communications
260 _bRedwood City, Calif. : Benjamin/Cumming, cop. 1994
_c1994
300 _a608
944 _cTB
999 _c202118
_d202118