Coba jelasin Galeri dari Buku ibadat harian dong

The Oxford Dictionary of Art

Duffy, Eamon, The Stripping of the Altars: Traditional Religion in England 1400-1580 (Yale, 1992)

Eamon Duffy - A Very Personal Possession (History Today November 2006)

John Harthan - The Book of Hours: With a Historical Survey and Commentary by John Harthan. New York: Crowell, 1977.

Plummer, John, The Hours of Catherine of Cleves, New York, George Braziller, 1966

Thomas, Marcel; The Golden Age; Manuscript Painting at the Time of Jean, Duc de Berry, 1979, Chatto & Windus,