APA (7th ed.) Citation

Catholic Church & Haggh, B. H. (2018). Historia Sancti Hylarii Episcopi Pictaviensis (circa 816-930). The Institute of Mediaeval Music.

Chicago Style (17th ed.) Citation

Catholic Church and Barbara Helen Haggh. Historia Sancti Hylarii Episcopi Pictaviensis (circa 816-930). Kitchener, Ontario, Canada: The Institute of Mediaeval Music, 2018.

MLA (8th ed.) Citation

Catholic Church and Barbara Helen Haggh. Historia Sancti Hylarii Episcopi Pictaviensis (circa 816-930). The Institute of Mediaeval Music, 2018.