000 00342nam a2200133Ia 4500
008 240624s9999 xx 000 0 und d
041 _aeng
082 _a004.6 PAN
100 _aPANKO RAYMOND R
245 _aBUSINESS DATA NETWORK AND TELECOMMUNICAT
250 _a(4th ed.)
260 _c2002
_aNew Delhi
_bPrentice-Hall
300 _axxix, : 510
999 _c3754
_d3754