Lua APA (7ú heag.)
Powers, M. R. (2012). Acts of god and man: Ruminations on risk and insurance. Columbia Business School Pub..
Lua i Stíl Chicago (17ú heag.)
Powers, Michael R. Acts of God and Man: Ruminations on Risk and Insurance. New York: Columbia Business School Pub., 2012.
Lua MLA (9ú heag.)
Powers, Michael R. Acts of God and Man: Ruminations on Risk and Insurance. Columbia Business School Pub., 2012.
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