000 00388nam a2200157Ia 4500
003 LDD
008 181029s9999 xx 000 0 und d
020 _a8122400027
040 _cLDD
100 _aCHAUDHARY, D.Roy
245 0 _aNetworks and systems
_cD.Roy CHAUDHARY
260 _aNew Delhi
_bWilley Eastern
_c1991
300 _axi, 926p
901 _a1306
_b12-03-1998
942 _2ddc
_cBK
999 _c43934
_d43934