SENGE PETER M. (1999). DANCE OF CHANGE. DOUBLEDAY.
Chicago Style aipamenaSENGE PETER M. DANCE OF CHANGE. NEW YORK: DOUBLEDAY, 1999.
MLA aipamenaSENGE PETER M. DANCE OF CHANGE. DOUBLEDAY, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.