Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

Northouse, Peter Guy. Leadership: Theory and Practice. 4th ed. Thousand Oaks: SAGE, 2007.

Citatione MLA (9a ed.)

Northouse, Peter Guy. Leadership: Theory and Practice. 4th ed. SAGE, 2007.