APA (7th ed.) Citation

De Camp, L. S. (1970). Lost continents: The Atlantis theme in history, science, and literature. Dover.

Chicago Style (17th ed.) Citation

De Camp, L. Sprague. Lost Continents: The Atlantis Theme in History, Science, and Literature. New York: Dover, 1970.

MLA (9th ed.) Citation

De Camp, L. Sprague. Lost Continents: The Atlantis Theme in History, Science, and Literature. Dover, 1970.