WILLIAM, C. A. (1985). Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill.
Chicago Style aipamenaWILLIAM, C. Arthur. Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill, 1985.
MLA aipamenaWILLIAM, C. Arthur. Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.