APA aipamena

Cottrell, D. (2017). The First Two Rules of Leadership (1st.). Wiley.

Chicago Style aipamena

Cottrell, David. The First Two Rules of Leadership. 1st. Wiley, 2017.

MLA aipamena

Cottrell, David. The First Two Rules of Leadership. 1st. Wiley, 2017.

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