Cita APA (7a ed.)

John XXIII, P. (1961). 1960 Christmas message: Address given on December 22, 1960. National Catholic Welfare Conference.

Cita Chicago Style (17a ed.)

John XXIII, Pope. 1960 Christmas Message: Address Given on December 22, 1960. [Washington: National Catholic Welfare Conference, 1961.

Cita MLA (8a ed.)

John XXIII, Pope. 1960 Christmas Message: Address Given on December 22, 1960. National Catholic Welfare Conference, 1961.