000 00263nam a2200109Ia 4500
008 170501s9999 xx 000 0 und d
100 _a"HUSAIN, F."
245 _aSIGNAL AND SYTEM
250 _a-
260 _bUMESH PUBLICATIONS
_a"5- B, NATH MAKET SARAK, DELHI"
300 _a0
440 _n-
999 _c12881
_d12881