APA (7th ed.) Citation

Caesar, [. J. (1951). The conquest of Gaul. Penguin Books.

Chicago Style (17th ed.) Citation

Caesar, [ Julius]. The Conquest of Gaul. Penguin Books, 1951.

MLA (9th ed.) Citation

Caesar, [ Julius]. The Conquest of Gaul. Penguin Books, 1951.

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