Aelredo wa Rievaulx
Aelred of Rievaulx, The Liturgical Sermons I: The First Clairvaux Collection, Advent—All Saints, translated by Theodore Berkeley and M. Basil Pennington . Sermons 1–28, Advent – All Saints. Cistercian Fathers series no. 58, (Kalamazoo: Cistercian Publications, 2001).