Cita APA (7a ed.)

Ward, J. B. (1923). Gregorian chant: According to the principles of Dom André Mocquereau of Solesmes. The Catholic Education Press.

Cita Chicago Style (17a ed.)

Ward, Justine Bayard. Gregorian Chant: According to the Principles of Dom André Mocquereau of Solesmes. Washington, D. C.: The Catholic Education Press, 1923.

Cita MLA (8a ed.)

Ward, Justine Bayard. Gregorian Chant: According to the Principles of Dom André Mocquereau of Solesmes. The Catholic Education Press, 1923.