John Calvin, Institutes, selections on idolatry

Catechism of the Catholic Church, selections of marriage as a sacrament.

Baptist Faith and Message Statement, on worship

Justin Martyr, First Apology, liturgical chapters

"Holy Communion" in Book of Common Prayer 1928 (USA) from http://justus.anglica.org/resources/bcp/

"Holy Eucharist" in Book of Common Prayer 1979 (USA) from http://justus.anglica.org/resources/bcp/

Fred Winslow Adams, Proposed Christian Year (1935) on WebCT site only