Cita APA (7th ed.)
Elvey, G. J. Thirty cathedral chants. Novello & Company.
Cita Chicago (17th ed.)
Elvey, George J. Thirty Cathedral Chants. London: Novello & Company.
Cita MLA (9th ed.)
Elvey, George J. Thirty Cathedral Chants. Novello & Company.
Atenció: Aquestes cites poden no estar 100% correctes.