Church music - Catholic Church - 500-1400.

The Advent project = the later-seventh-century creation of the Roman Mass proper / by: (Electronic resources)

The Divine Office in the Latin Middle Ages. = Methodology and Source Studies, Regional Developments, Hagiography. by: (Electronic resources)

Divine office.

Divine office (Music)- History and criticism.

Gregorian chant- History and criticism.

Propers (Music)- History and criticism.- 500-1400

Church music- Catholic Church- 500-1400.

Mass (Music)- 500-1400.