APA (7th ed.) Citation

Fustel de Coulanges, N. D. (1911). Regnum, Rex.

Chicago Style (17th ed.) Citation

Fustel de Coulanges, Numa Denis. Regnum, Rex. 1911.

MLA (9th ed.) Citation

Fustel de Coulanges, Numa Denis. Regnum, Rex. 1911.

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