000 00234 a2200097 4500
001 36359
100 _aSchoenbeck, R.J
245 _aElectronic communication modulatu & trans
260 _aNew York
_bMerrill
_c
090 _c23567
_d23567
942 _aNUST-CAE
_c15077
_cM
999 _c271432
_d271432