000 00474nam a2200181Ia 4500
003 NIELib
008 211019s9999||||xx |||||||||||||| ||und||
020 _a0-306-40492-3
082 _a621.38
_bPIE
100 _aPierce.John R.
_95075
245 _aIntroduction to communication science and systems
260 _bKhanna,
_c1980.
_aDelhi:
300 _a390p;
_c19 cm
650 _aEngineering
650 _aCommunication
700 _99207
_aPosner,Edward
942 _2ddc
_cLM
999 _c17604
_d17604