Pope St. Pius X    Tra le sollecitudini   / On the Restoration of Sacred Music

Pope St. Pius X
Tra le sollecitudini / On the Restoration of Sacred Music

  Pope Pius XI    Divini cultus   / On Divine Worship

Pope Pius XI
Divini cultus / On Divine Worship

  Pope Pius XII    Musicae sacrae disciplina   / On Sacred Music

Pope Pius XII
Musicae sacrae disciplina / On Sacred Music

 1967 -   Musicam Sacram   / Instruction on Sacred Music   1958 -   De musica sacra et sacra liturgia   / Instruction on Sacred Music and Sacred Liturgy

1967 - Musicam Sacram / Instruction on Sacred Music 

1958 - De musica sacra et sacra liturgia / Instruction on Sacred Music and Sacred Liturgy