MLA

Balston, S, and Edgard Lannoye. Legends of the Sea. Gent: Vanderpoorten, 1936.

APA

Balston, S., & Lannoye, E. (1936). Legends of the sea. Gent: Vanderpoorten.

Chicago

Balston, S., and Edgard Lannoye. Legends of the Sea. Gent: Vanderpoorten, 1936.