Commentary on the American Prayer Book . Seabury Press, 1980. A study of the sources of the liturgical formularies in the 1979 Prayer Book. Bushey, Galen, ed. The Prayer Book Concordance .Church Hymnal Corp., 1988.
Second section contains all word references for the rubrics, notes, and historical documents.
1991 Episcopal Church. The Book of Occasional Services . Church Hymnal Corp., 1991. Contains optional material for special services during the church year, and for pastoral and episcopal services. 1991 Episcopal Church.