Motu proprio of Pope Pius X : and other papal documents on liturgical music, including Pope Pius X's letter to the cardinal vicar of Rome, regulations for the province of Rome, and the pastoral letter on music of Archbishop Blenk of New Orleans.

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• Motu Proprio of Pope Pius X and Other Papal Documents on Liturgical Music, including Pope Pius X's letter to the cardinal vicar of Rome, regulations for the province of Rome, and the pastoral letter on music of Archbishop Blenk of New Orleans.
  gan: Blenk, James Hubert; Catholic Church. Pope (1903-1914 : Pius X)
  Wedi'i Greu: (1928)
• Pope Pius X on Sacred Music
  gan: Pius X, Pope, 1835-1914
  Wedi'i Greu: (1903)
• The motu proprio of church music of Pope Pius X : a new translation and commentary /
  Wedi'i Greu: (1950)
• The Mortu proprio of Pope Pius X : dated June 29, 1910 [i.e. Sept. 1, 1910].
  gan: Pius X, Pope, 1835-1914
  Wedi'i Greu: (1910)
• The First Message of Pope Pius X to the World
  gan: Pius X, Pope, 1835-1914; Catholic Church. Pope (1903-1914 : Pius X)
  Wedi'i Greu: (1903)