APA (7th ed.) Citation

Gregorovius, F. (1937). Lucrezia Borgia: Ferdinand Gregorovius. Bernina-Verl..

Chicago Style (17th ed.) Citation

Gregorovius, Ferdinand. Lucrezia Borgia: Ferdinand Gregorovius. Wien [u.a.]: Bernina-Verl., 1937.

MLA (8th ed.) Citation

Gregorovius, Ferdinand. Lucrezia Borgia: Ferdinand Gregorovius. Bernina-Verl., 1937.

Warning: These citations may not always be 100% accurate.