00345nam a2200133Ia 4500008004100000020001500041041000800056082001900064100001900083245003000102260006000132300000800192365001100200140306s9999    xx            000 0 und d  a8120309340  aeng  a005.43bNOR/PE  aNortone, Peter  aPeter nortons's dos guide  aNew DelhibPrentice-Hall of India Private Limitedc1997  a744  bRs.195