APA

Byrne R., . (2006). The secret. New York: Atria Books.

Chicago

Byrne Rhonda, . 2006. The secret. New York: Atria Books.

Harvard

Byrne R., . (2006). The secret. New York: Atria Books.

MLA

Byrne Rhonda, . The secret. New York: Atria Books. 2006.