Douglas, W. (1921). The relation of church music to ecclesiastical architecture: An address before the Music Teachers' National Association in St. Paul's Cathedral, Detroit, Dec. 29, 1921. S.I..
Chicago-viite (17. p.)Douglas, Winfred. The Relation of Church Music to Ecclesiastical Architecture: An Address Before the Music Teachers' National Association in St. Paul's Cathedral, Detroit, Dec. 29, 1921. S.I., 1921.
MLA-viite (8. p.)Douglas, Winfred. The Relation of Church Music to Ecclesiastical Architecture: An Address Before the Music Teachers' National Association in St. Paul's Cathedral, Detroit, Dec. 29, 1921. S.I., 1921.
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