Dyfyniad APA

Harari, O. (2003). The Powell principles: 24 lessons from Colin Powell, a legendary leader. New York, NY: McGraw-Hill.

Dyfyniad Arddull Chicago

Harari, Oren. The Powell Principles: 24 Lessons From Colin Powell, a Legendary Leader. New York, NY: McGraw-Hill, 2003.

Dyfyniad MLA

Harari, Oren. The Powell Principles: 24 Lessons From Colin Powell, a Legendary Leader. New York, NY: McGraw-Hill, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.