APA (7e ed.) Bronvermelding

Pius XII, P. (1952). The cause of peace: An address of His Holiness Pope Pius XII to the World Union of Catholic Women's Organizations April 14, 1952. National Council of Catholic Women.

Chicago (17e ed.) Bronvermelding

Pius XII, Pope. The Cause of Peace: An Address of His Holiness Pope Pius XII to the World Union of Catholic Women's Organizations April 14, 1952. Washington: National Council of Catholic Women, 1952.

MLA (8e ed.) Bronvermelding

Pius XII, Pope. The Cause of Peace: An Address of His Holiness Pope Pius XII to the World Union of Catholic Women's Organizations April 14, 1952. National Council of Catholic Women, 1952.