Messenger, R. E. (1948). Latin hymns of the Middle Ages. The papers of the Hymn Society of America.
Chicago Style (17th ed.) CitationMessenger, Ruth E. "Latin Hymns of the Middle Ages." The Papers of the Hymn Society of America 1948.
MLA (8th ed.) CitationMessenger, Ruth E. "Latin Hymns of the Middle Ages." The Papers of the Hymn Society of America, 1948.
Warning: These citations may not always be 100% accurate.