000 00355nam a2200145Ia 4500
020 _a9788177589610
082 _b1459
_a001.642
100 _a"Annabel Z. Dodd","N/A"
245 0 _aEssential Guide to Telecommunications
260 _bTBS
_aIndia
_c2000
300 _a594
944 _cBK
999 _c630029
_d630029