00306nam a2200121Ia 450000500170000000800410001704100120005808200170007010000200008724500480010726000210015530000080017620241221143421.0241221s9999||||xx |||||||||||||| ||und||  aEnglish  a658.155bVAU  aVaughan, Emmett 0aEssentials of risk management and insurance  bJohn wileyc2002  a640