Dyfyniad APA

Northouse, P. G. (2007). Leadership: Theory and practice (4th ed.). Sage.

Dyfyniad Arddull Chicago

Northouse, Peter G. Leadership: Theory and Practice. 4th ed. Oaks, Carlifornia: Sage, 2007.

Dyfyniad MLA

Northouse, Peter G. Leadership: Theory and Practice. 4th ed. Sage, 2007.

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