Dyfyniad APA

Manning, G., & Curtis, K. (2012). The art of leadership (4th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Manning, George, and Kent Curtis. The Art of Leadership. 4th ed. New York: McGraw-Hill, 2012.

Dyfyniad MLA

Manning, George, and Kent Curtis. The Art of Leadership. 4th ed. McGraw-Hill, 2012.

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