(英)艾伦·沃特金斯著. (2019). 4D领导力：四维领导者深度训练课：competitive advantage through vertical leadership development. 化学工业出版社.
Dyfyniad Arddull Chicago(英)艾伦·沃特金斯著. 4D领导力：四维领导者深度训练课：competitive Advantage Through Vertical Leadership Development. 化学工业出版社, 2019.
Dyfyniad MLA(英)艾伦·沃特金斯著. 4D领导力：四维领导者深度训练课：competitive Advantage Through Vertical Leadership Development. 化学工业出版社, 2019.
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