Cita APA

Villiers, A. J. n. 1., & Villiers, A. J. n. 1. (1962). Men ships and the sea. Washington: National Geographic Society.

Citación estilo Chicago

Villiers, Alan John n. 1903, y Alan John n. 1903 Villiers. Men Ships and the Sea. Washington: National Geographic Society, 1962.

Cita MLA

Villiers, Alan John n. 1903, y Alan John n. 1903 Villiers. Men Ships and the Sea. Washington: National Geographic Society, 1962.