Cita APA (7a ed.)
Peale, N. V. (2004). The Power of Positive Thinking. Vermilion.
Cita Chicago Style (17a ed.)
Peale, Norman Vincent. The Power of Positive Thinking. London: Vermilion, 2004.
Cita MLA (9a ed.)
Peale, Norman Vincent. The Power of Positive Thinking. Vermilion, 2004.
Precaución: Estas citas no son 100% exactas.