APA (7th ed.) Citation

Isidor, d. S., & Isidorus Hispalensis. (1599). Opera. Juan Flamenco per a la Imprenta Real.

Chicago Style (17th ed.) Citation

Isidor, de Sevilla, and Isidorus Hispalensis. Opera. Madrid: Juan Flamenco per a la Imprenta Real, 1599.

MLA (9th ed.) Citation

Isidor, de Sevilla, and Isidorus Hispalensis. Opera. Juan Flamenco per a la Imprenta Real, 1599.

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