Byrne, R. (1998). The Secret. Grove.
Cita Chicago (17th ed.)Byrne, Rhonda. The Secret. New York: Grove, 1998.
Cita MLA (9th ed.)Byrne, Rhonda. The Secret. Grove, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)