000 00240nam a2200109Ia 4500
008 220201s1992 xx 000 0 eng d
100 _aBERTSEKAS, D.
245 0 _aDATA NETWORK
260 _aDELHI
_bPHI
_c1992
300 _a556
942 _2ddc
999 _c68419
_d68419