000 00392nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a1.6404
100 _aBlack U. D.
245 0 _aComputer networks
260 _aNew Delhi
260 _b"Prientice Hall Of India,"
260 _c1999
300 _a1 TO 436p.
365 _b0
650 _aCOMPUTER
942 _cNIIT
999 _c5128
_d5128