APA (7th ed.) Citation

Cicero, M. T. (1971). Selected works. Penguin Books.

Chicago Style (17th ed.) Citation

Cicero, Marcus Tullius. Selected Works. London: Penguin Books, 1971.

MLA (9th ed.) Citation

Cicero, Marcus Tullius. Selected Works. Penguin Books, 1971.

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