APA (7th ed.) Citation

Johannes de Aragonia, E. d. H. Regulas.

Chicago Style (17th ed.) Citation

Johannes de Aragonia, Episcopus de Huesca. Regulas. [Zaragosa?.

MLA (8th ed.) Citation

Johannes de Aragonia, Episcopus de Huesca. Regulas.

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