De officiis /
quartum recognovit C. Atzert. De virtutibus : past O. Plasberg et W. Ax / tertium recognovit C. Atzert.
APA Citation
Cicero, M. Tullius., Atzert, K. (1963). De officiis. Lipsiae : In aedibus B.G. Teubneri.
MLA Citation
Cicero, Marcus Tullius, and Karl Atzert. De Officiis. Lipsiae : In aedibus B.G. Teubneri, 1963.
Warning: These citations may not always be complete (especially for serials).