000 00290nam a2200109Ia 4500
008 190919s9999||||xx |||||||||||||| ||und||
100 _aAnnabel Z. Dodd
245 4 _aThe Essential Guide to Telecommunications
260 _aNew Delhi
_bTata McGraw Hill
_c2004
300 _a529
942 _cBK
999 _c11362
_d11362