Pausch, R., & Zaslow, J. (2008). The last lecture. Hyperion.
Chicago Style aipamenaPausch, Randy, and Jeffrey Zaslow. The Last Lecture. New York: Hyperion, 2008.
MLA aipamenaPausch, Randy, and Jeffrey Zaslow. The Last Lecture. Hyperion, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.