Ruff, H. J. (2004). Safely prosperous or really rich: Choosing your personal financial heaven. Hoboken, N.J: Wiley.
シカゴスタイル引用形Ruff, Howard J. Safely Prosperous or Really Rich: Choosing Your Personal Financial Heaven. Hoboken, N.J: Wiley, 2004.
MLA引用形式Ruff, Howard J. Safely Prosperous or Really Rich: Choosing Your Personal Financial Heaven. Hoboken, N.J: Wiley, 2004.
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