WILLIAM, C. A. (1985). Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill.
Chicago-viite (17. p.)WILLIAM, C. Arthur. Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill, 1985.
MLA-viite (8. p.)WILLIAM, C. Arthur. Risk Management And Insurance C. Arthur William And Richard M. Heins. McGraw-Hill, 1985.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.