Lua APA (7ú heag.)

(美)凯蒂·肯(Katty Kay),(美)克莱尔·施普曼(Claire Shipman)著. (2015). 信心密码. 北京联合出版公司.

Lua i Stíl Chicago (17ú heag.)

(美)凯蒂·肯(Katty Kay),(美)克莱尔·施普曼(Claire Shipman)著. 信心密码. 北京联合出版公司, 2015.

Lua MLA (8ú heag.)

(美)凯蒂·肯(Katty Kay),(美)克莱尔·施普曼(Claire Shipman)著. 信心密码. 北京联合出版公司, 2015.

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