APA (7th ed.) Citation

Ferrero, G. (1921). La ruine de la civilisation antique. Plon.

Chicago Style (17th ed.) Citation

Ferrero, Guglielmo. La Ruine De La Civilisation Antique. Paris: Plon, 1921.

MLA (8th ed.) Citation

Ferrero, Guglielmo. La Ruine De La Civilisation Antique. Plon, 1921.

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