000 00366nam a2200133Ia 4500
008 210209s9999||||xx |||||||||||||| ||und||
082 _a621.3819566
_bR687A
100 _aRoden, M.S
_923232
245 0 _aAnalog and digital communications systems
_c M.SRoden
250 _a3rd
260 _aNew Delhi
_bPrentice Hall of india
_c1991
300 _axvi,505
942 _cREF
999 _c65836
_d65836