Peale, N. V. (2003). The power of positive thinking (1st Fireside ed.). Fireside/Simon & Schuster.
Chicago Style aipamenaPeale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. New York: Fireside/Simon & Schuster, 2003.
MLA aipamenaPeale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. Fireside/Simon & Schuster, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.