APA

Peale N. V., . (1956). The power of positive thinking. New York: Prentice-Hall, Inc.

Chicago

Peale Norman Vincent, . 1956. The power of positive thinking. New York: Prentice-Hall, Inc.

Harvard

Peale N. V., . (1956). The power of positive thinking. New York: Prentice-Hall, Inc.

MLA

Peale Norman Vincent, . The power of positive thinking. New York: Prentice-Hall, Inc. 1956.