000 00427nam a2200169Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
100 _aJohn C. Hancock.
245 0 _aAn introduction to the principles of communication theory.
260 _aNew Delhi
260 _bTata Mcgraw Hill Publishing Co.Ltd
260 _c1990
300 _a253p.
365 _b60
650 _aETC_ELECTRONICS
942 _cDBK
999 _c21778
_d21778