Cita APA

Peale, N. V. (2003). The power of positive thinking. New York: Fireside/Simon & Schuster.

Chicago Style Citation

Peale, Norman Vincent. The Power of Positive Thinking. New York: Fireside/Simon & Schuster, 2003.

Cita MLA

Peale, Norman Vincent. The Power of Positive Thinking. New York: Fireside/Simon & Schuster, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.