APA (7th ed.) Citation

France, A. (1909). Penguin island. Blue Ribbon books.

Chicago Style (17th ed.) Citation

France, Anatole. Penguin Island. New York: Blue Ribbon books, 1909.

MLA (9th ed.) Citation

France, Anatole. Penguin Island. Blue Ribbon books, 1909.

Warning: These citations may not always be 100% accurate.