000 00341nam a2200145Ia 4500
654 _aELN
100 _aBlake, R.
250 _a2nd Ed.
020 _a8131503070
245 _aElectronic Communications Systems
260 _bCengage Learning India Pvt. Ltd.
_c2002
082 _bBLA
_a621.38415
300 _ax, 985p.
999 _c11026
_d11026
300 _c24 cm.
655 _aF-11
546 _aText in English