Columbia subject headings:
Dominicans--Liturgy--History--Sources.
Santa Sabina (Basilica : Rome, Italy). Manuscript. XIV L 1.
Harvard subject headings:
Princeton subject headings:
Dominicans--Liturgy--History--Sources.
Humbert, de Romans, 1194?-1277.
Santa Sabina (Basilica : Rome, Italy). Manuscript. XIV L 1.