APA (7th ed.) Zitazioa
Nichols, J. D. (2010). Teachers as servant leaders. Rowman & Littlefield Publishers.
Chicago Style (17th ed.) Zitazioa
Nichols, Joe D. Teachers as Servant Leaders. Lanham: Rowman & Littlefield Publishers, 2010.
MLA (9th ed.) Zitazioa
Nichols, Joe D. Teachers as Servant Leaders. Rowman & Littlefield Publishers, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.