000 00324nam a2200121Ia 4500
008 211209s1982 xx 000 0 und d
041 _aeng
082 _a621.3815324 N82 VAL
100 _aVALKENBURG, M E
245 _aANALOG FILTER DESIGN
260 _aCANADA
_bHOLT, RINEHART & WINSTON OF CANADA LTD.
_c1982
300 _a606
999 _c22323
_d22323