APA (7e ed.) Bronvermelding

Freedman, M., & Beckner, S. N. (1980). The diamond book: A practical guide for successful investing. Dow Jones-Irwin.

Chicago (17e ed.) Bronvermelding

Freedman, Michael, en Steven N. Beckner. The Diamond Book: A Practical Guide for Successful Investing. Homewood, Ill.: Dow Jones-Irwin, 1980.

MLA (9e ed.) Bronvermelding

Freedman, Michael, en Steven N. Beckner. The Diamond Book: A Practical Guide for Successful Investing. Dow Jones-Irwin, 1980.