Kouzes, J. M. (2006). The encouraging the heart: Work book. San Francisco: Jossey-Bass.
Chicago Style aipamenaKouzes, James M. The Encouraging the Heart: Work Book. San Francisco: Jossey-Bass, 2006.
MLA aipamenaKouzes, James M. The Encouraging the Heart: Work Book. San Francisco: Jossey-Bass, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.