000 00263nam a2200121Ia 4500
082 _a621.384 GAR
100 _aGARG, V.K.
110 _aWILKES, J.E.
245 _aPRINCIPLES AND APPLICATIONS OF GSM
260 _bPearson
_c2004
300 _a481
942 _2ddc
_cB
999 _c59736
_d59736