APA (7th ed.) Citation

Maeterlinck, M., Porter, C. E., & Clarke, H. A. (1894). The seven princesses. [s.n.].

Chicago Style (17th ed.) Citation

Maeterlinck, Maurice, Charlotte Endymion Porter, and Helen Archibald Clarke. The Seven Princesses. Boston: [s.n.], 1894.

MLA (8th ed.) Citation

Maeterlinck, Maurice, et al. The Seven Princesses. [s.n.], 1894.