000 00295nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aHsu, Hwei, P
_93400
245 0 _aSignals and sy ems
260 _aTata mcgraw hill company Ltd.
_bNew Delhi
_c2006
300 _a569p.
_b0
650 _aHUMANITIES
999 _c132419
_d132419