Dyfyniad APA

Gill, R. (2011). Theory and practice of leadership (2nd ed.). Sage.

Dyfyniad Arddull Chicago

Gill, Roger. Theory and Practice of Leadership. 2nd ed. Los Angeles: Sage, 2011.

Dyfyniad MLA

Gill, Roger. Theory and Practice of Leadership. 2nd ed. Sage, 2011.

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