APA (7th ed.) Citation

Isidor, S. (1971). Isidori Hispalensis Episcopi Etymologiarvm sive Originvm libri XX Isidori Hispalensis Episcopi Etymologiarvm sive Originvm libri XX.

Chicago Style (17th ed.) Citation

Isidor, Sevilla. "Isidori Hispalensis Episcopi Etymologiarvm Sive Originvm Libri XX." Isidori Hispalensis Episcopi Etymologiarvm Sive Originvm Libri XX 1971.

MLA (9th ed.) Citation

Isidor, Sevilla. "Isidori Hispalensis Episcopi Etymologiarvm Sive Originvm Libri XX." Isidori Hispalensis Episcopi Etymologiarvm Sive Originvm Libri XX, 1971.

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