Cita APA (7a ed.)

Gelzer, M., & Seager, R. (1975). The Roman nobility (2nd impression.). Basil Blackwell.

Cita Chicago Style (17a ed.)

Gelzer, Matthias, y Robin Seager. The Roman Nobility. 2nd impression. Oxford: Basil Blackwell, 1975.

Cita MLA (9a ed.)

Gelzer, Matthias, y Robin Seager. The Roman Nobility. 2nd impression. Basil Blackwell, 1975.