000 00292nam a2200109Ia 4500
008 150617s9999 xx 000 0 und d
082 _a4
_bDOD
100 _aDodd Annabel Z
245 _aEssential Guide To Telecommunications
260 _aNew Delhi
_bPearson Education
_c2003
300 _a489
999 _c360582
_d360582