Cita APA (7a ed.)

Gregorovius, F. (1926). Athenais: Ferdinand Gregorovius. Burgverl..

Cita Chicago Style (17a ed.)

Gregorovius, Ferdinand. Athenais: Ferdinand Gregorovius. Wien: Burgverl., 1926.

Cita MLA (8a ed.)

Gregorovius, Ferdinand. Athenais: Ferdinand Gregorovius. Burgverl., 1926.