APA (7e ed.) Bronvermelding

WILLIAMS, C. A. (1989). Risk Management And Insurance C. Arthur Williams And Richard M. Heins. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

WILLIAMS, C. Arthur. Risk Management And Insurance C. Arthur Williams And Richard M. Heins. McGraw-Hill, 1989.

MLA (8e ed.) Bronvermelding

WILLIAMS, C. Arthur. Risk Management And Insurance C. Arthur Williams And Richard M. Heins. McGraw-Hill, 1989.