CHRISTENSEN. (2004). SEEING WHAT'S NEXT. HARVARD BUSINESS SCHOOL PRESS.
Chicago Style aipamenaCHRISTENSEN. SEEING WHAT'S NEXT. BOSTON: HARVARD BUSINESS SCHOOL PRESS, 2004.
MLA aipamenaCHRISTENSEN. SEEING WHAT'S NEXT. HARVARD BUSINESS SCHOOL PRESS, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.