000 00310nam a2200121Ia 4500
100 _aHancock, John C
020 _a0070993416
942 _cBK
245 _aAn introduction to the principles of communication theory
260 _aTata McGraw Hill, New Delhi
_c1984
082 _a621.38415 Han
300 _ax, 253
999 _c15996
_d15996