(美)弗里茨·吉尔伯特(Fritz Gilbert)著. (2023). 老后无忧:退休规划与心理健康指南:staying happy, active, and productive in your retired years. 中信出版集团.
Chicagoスタイル(17版)引用形式(美)弗里茨·吉尔伯特(Fritz Gilbert)著. 老后无忧:退休规划与心理健康指南:staying Happy, Active, and Productive in Your Retired Years. 中信出版集团, 2023.
MLA(8版)引用形式(美)弗里茨·吉尔伯特(Fritz Gilbert)著. 老后无忧:退休规划与心理健康指南:staying Happy, Active, and Productive in Your Retired Years. 中信出版集团, 2023.
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