Kotter, J. P. (1996). Leading change (sco.). Jossey-Bass.
Chicago Style aipamenaKotter, John P. Leading Change. sco. San Franci: Jossey-Bass, 1996.
MLA aipamenaKotter, John P. Leading Change. sco. Jossey-Bass, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.