Cita APA (7a ed.)

Catholic Church. Pope (1903-1914 : Pius X) & McNaspy, C. J. (1950). The motu proprio of church music of Pope Pius X: A new translation and commentary. Gregorian Institute of America.

Cita Chicago Style (17a ed.)

Catholic Church. Pope (1903-1914 : Pius X) y C. J. McNaspy. The Motu Proprio of Church Music of Pope Pius X: A New Translation and Commentary. Toledo: Gregorian Institute of America, 1950.

Cita MLA (8a ed.)

Catholic Church. Pope (1903-1914 : Pius X) y C. J. McNaspy. The Motu Proprio of Church Music of Pope Pius X: A New Translation and Commentary. Gregorian Institute of America, 1950.