000 00340nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a007049854
082 _a621.38195404 M228
100 _aMAIRS,J
245 0 _aVPNs: BEGINNERS GUIDE
260 _aNEW DELHI
_bTata McGraw-Hill
_c2002
300 _axxi+596p.,23X18Cms.
942 _cBK
_2DDC
999 _c28933
_d28933