Haddock, F. C. Mastery of Self for Wealth, Power, Success.
Chicagoスタイル(17版)引用形式Haddock, Frank C. Mastery of Self for Wealth, Power, Success.
MLA(9版)引用形式Haddock, Frank C. Mastery of Self for Wealth, Power, Success.
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APA(7版)引用形式