000 00310nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a004.6`2 STA
100 _aSTALLINGS (WILLIAM)
245 _aISDN and Broad Band ISDN with Frame Relay and ATM
260 _aNew Delhi
_bPHI
365 _cRS
999 _c175507
_d175507