APA (7e ed.) Bronvermelding
Forbes Inc. (1997). Forbes richest people: The Forbes annual profile of the world's wealthiest men and women /. John Wiley & Sons.
Chicago (17e ed.) Bronvermelding
Forbes Inc. Forbes Richest People: The Forbes Annual Profile of the World's Wealthiest Men and Women /. New York: John Wiley & Sons, 1997.
MLA (9e ed.) Bronvermelding
Forbes Inc. Forbes Richest People: The Forbes Annual Profile of the World's Wealthiest Men and Women /. John Wiley & Sons, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.