Hackman, M. Z., & Johnson, C. E. (2004). Leadership: A communication perspective (4th ed.). Waveland Press.
Citazione stile Chigago Style (17a edizione)Hackman, Michael Z., e Craig E. Johnson. Leadership: A Communication Perspective. 4th ed. Prospect Heights, Ill.: Waveland Press, 2004.
Citatione MLA (9a ed.)Hackman, Michael Z., e Craig E. Johnson. Leadership: A Communication Perspective. 4th ed. Waveland Press, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.