Peale, N. V. (2003). The power of positive thinking (1st Fireside ed.). Fireside/Simon & Schuster.
Cita Chicago Style (17a ed.)Peale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. New York: Fireside/Simon & Schuster, 2003.
Cita MLA (8a ed.)Peale, Norman Vincent. The Power of Positive Thinking. 1st Fireside ed. Fireside/Simon & Schuster, 2003.
Precaución: Estas citas no son 100% exactas.