000 00277nam a2200121Ia 4500
008 200701s2000 xx 000 0 eng d
100 _aALAN V.OPENHEIN
245 0 _aSIGNALS AND SYSTEMS
250 _a2nd
260 _bPHI NEW DELHI
_c2000
300 _a957
942 _2ddc
_cGE
_01
999 _c1693
_d1693