(美)戴尔·卡耐基著. (2017). 人性的弱点：改变人生,从认识自己开始!：friends and influence people. 中国电影出版社.
Chicago Style (17th ed.) Citation(美)戴尔·卡耐基著. 人性的弱点：改变人生,从认识自己开始!：friends and Influence People. 中国电影出版社, 2017.
MLA (8th ed.) Citation(美)戴尔·卡耐基著. 人性的弱点：改变人生,从认识自己开始!：friends and Influence People. 中国电影出版社, 2017.
Warning: These citations may not always be 100% accurate.