000 00304nam a2200133Ia 4500
008 221030s9999 xx 000 0 und d
041 _aEnglish
082 _a105.23
100 _aManu Gupta/30
245 0 _aGLOBAL SYSTEM FOR MOBILE COMMUNICATION
260 _aJammu
_c1999
650 _aECE
942 _cTH
999 _c831
_d831