00265nam a2200109Ia 4500008004100000041000800041082001700049100001600066245002000082260003700102300001600139240624s9999    xx            000 0 und d  aeng  a658.4012 LEO  aLEON ALEXIS  aERP DEMYSTIFIED  c2004aNew DelhibTata McGrawhill  axiii, : 485