APA (7th ed.) Citation

Maeterlinck, M., & Miall, B. (1922). The great secret. Century Co.

Chicago Style (17th ed.) Citation

Maeterlinck, Maurice, and Bernard Miall. The Great Secret. New York: Century Co, 1922.

MLA (9th ed.) Citation

Maeterlinck, Maurice, and Bernard Miall. The Great Secret. Century Co, 1922.