Lafley, A. G. (2008). Game-Changer. Harvard Business School Press.
Chicago Style aipamenaLafley, A G. Game-Changer. New Delhi: Harvard Business School Press, 2008.
MLA aipamenaLafley, A G. Game-Changer. Harvard Business School Press, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.