APA (7th ed.) Citation

Lleó I, p., & Hurter, H. (1874). Epistolae selectae. Wagneriana.

Chicago Style (17th ed.) Citation

Lleó I, papa, and Hugo Hurter. Epistolae Selectae. Oeniponti: Wagneriana, 1874.

MLA (9th ed.) Citation

Lleó I, papa, and Hugo Hurter. Epistolae Selectae. Wagneriana, 1874.

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