000 00327nam a2200133Ia 4500
008 190723s9999 xx 000 0 und d
020 _a978-81-224-2767-7
100 _aChoudhusy D Ray
245 0 _aNetworks and Systems
250 _a2nd
260 _aNew delhi
_bNew Age International
_c2015
300 _a946:p
942 _cBK
999 _c1937
_d1937