APA (7th ed.) Citation

Cicero, M. T. (1774). Opera omnia. In Orphanotropheo.

Chicago Style (17th ed.) Citation

Cicero, Marcus Tullius. Opera Omnia. Halis Saxonvm: In Orphanotropheo, 1774.

MLA (9th ed.) Citation

Cicero, Marcus Tullius. Opera Omnia. In Orphanotropheo, 1774.