Dyfyniad APA

Yukl Gary. (2011). Leadership in Organizations (7th.). Pearson.

Dyfyniad Arddull Chicago

Yukl Gary. Leadership in Organizations. 7th. Delhi: Pearson, 2011.

Dyfyniad MLA

Yukl Gary. Leadership in Organizations. 7th. Pearson, 2011.

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