(美)芭芭拉·艾伦瑞克(Barbara Ehrenreich)著. (2018). 失控的正向思考：how positive thinking is undermining America. 北京时代华文书局.
Dyfyniad Arddull Chicago(美)芭芭拉·艾伦瑞克(Barbara Ehrenreich)著. 失控的正向思考：how Positive Thinking Is Undermining America. 北京时代华文书局, 2018.
Dyfyniad MLA(美)芭芭拉·艾伦瑞克(Barbara Ehrenreich)著. 失控的正向思考：how Positive Thinking Is Undermining America. 北京时代华文书局, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.