000 00269nam a2200121Ia 4500
008 161008s9999 xx 000 0 und d
100 _aKAUSHIK A
245 _aELECTRONIC SWITCHING AND NETWORK
250 _a1ST
260 _bVAYU
_c2010
300 _a355
942 _cBK
999 _c43366
_d43366