Opera omnia

MLA

Cicero, Marcus Tullius, Cornelis Schrevel, and Janus Gruterus. Opera Omnia. Amsterdam: Elsevier, 1661.

APA

Cicero, M. Tullius, Schrevel, C., & Gruterus, J. (1661). Opera omnia. Amsterdam: Elsevier.

Chicago

Cicero, Marcus Tullius Opera Omnia. Edited by Cornelis Schrevel and Janus Gruterus. Amsterdam: Elsevier, 1661.