APA (7th ed.) Citation

Ziolkowski, V. P., & Isidor Sevilla, E. (1982). The De fide catholica of Saint Isidorus, Bishop, Book I.

Chicago Style (17th ed.) Citation

Ziolkowski, Vernon P., and Erzbischof Isidor Sevilla. The De Fide Catholica of Saint Isidorus, Bishop, Book I. 1982.

MLA (9th ed.) Citation

Ziolkowski, Vernon P., and Erzbischof Isidor Sevilla. The De Fide Catholica of Saint Isidorus, Bishop, Book I. 1982.

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