Cita APA (7a ed.)

Peale, N. V. (1959). The amazing results of positive thinking. Prentice-Hall.

Cita Chicago Style (17a ed.)

Peale, Norman Vincent. The Amazing Results of Positive Thinking. Englewood Cliffs, N.J.: Prentice-Hall, 1959.

Cita MLA (8a ed.)

Peale, Norman Vincent. The Amazing Results of Positive Thinking. Prentice-Hall, 1959.

Precaución: Estas citas no son 100% exactas.