000 00327nam a2200133Ia 4500
008 220201s1988 xx 000 0 eng d
082 _a621.384
_bROD
100 _aRoddy,Dennis
245 0 _aElectronic communication
260 _adelhi
_bPrentice hall of India
_c1988
300 _a788
700 _aCoolen,John
942 _2ddc
999 _c32954
_d32954