000 00300nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.3192
100 _aRoy Choudhury D
245 0 _aNetworks and systems
250 _a1
260 _bNew Age International Pvt Ltd, New Delhi
_c2005
942 _cBK
999 _c6428
_d6428