Christian Worship in East and West: a study guide to liturgical history/
Wegman, Herman A. J.
,
4885 Worship - History
0-916134-71-7
312 A. D. - Peace of the Church|312 - 600 - Church of the Empire|Gregory I - Gregory II - Roman-Frankish-Germanic Liturgy|Council of Trent - Uniform Roman Liturgy|Byzantine Liturgy|Reformers and Counter-Reformation Worship - History