Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Cicero, M. T., Williams, W. G., & Cary, M. (1927). The letters to his friends. W. Heinemann ;.

Chicago Citation Edition Citation

Cicero, Marcus Tullius, W. Glynn Williams, und M. Cary. The Letters to His Friends. London: W. Heinemann ;, 1927.

MLA Citation Edition Citation

Cicero, Marcus Tullius, et al. The Letters to His Friends. W. Heinemann ;, 1927.