00337nam a2200133Ia 4500008004100000041000800041082001400049100001200063245003700075250001300112260003600125300001100161650003100172231207s9999    xx            000 0 und d  aeng  a511.1/LIU  aC.L.Liu  aElements of Discrete Mathamatics  a2nd 2002  bTata MacGrawhill Pub, New Delhi  aPB/433  aComnputer Program Language