Cita APA (7a ed.)

Huxley, A. (1962). The perennial philosophy. Meridian Book.

Cita Chicago Style (17a ed.)

Huxley, Aldous. The Perennial Philosophy. Cleveland, Ohio: Meridian Book, 1962.

Cita MLA (9a ed.)

Huxley, Aldous. The Perennial Philosophy. Meridian Book, 1962.