Freedman, M., & Beckner, S. N. (1980). The diamond book: A practical guide for successful investing. Dow Jones-Irwin.
Chicago-čujuhus (17. p.)Freedman, Michael, juo Steven N. Beckner. The Diamond Book: A Practical Guide for Successful Investing. Homewood, Ill.: Dow Jones-Irwin, 1980.
MLA-čujuhus (9. p.)Freedman, Michael, juo Steven N. Beckner. The Diamond Book: A Practical Guide for Successful Investing. Dow Jones-Irwin, 1980.
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