Ecclesia Catholica, Ratzinger, J., & Schönborn, C. v. (1994). Catechism of the Catholic Church: [Mitarb.:] Joseph Ratzinger ; Christoph Schörnborn OP. Ignatius Press.
Chicago-Zitierstil (17. Ausg.)Ecclesia Catholica, Joseph Ratzinger, 与 Christoph von Schönborn. Catechism of the Catholic Church: [Mitarb.:] Joseph Ratzinger ; Christoph Schörnborn OP. San Francisco: Ignatius Press, 1994.
MLA-Zitierstil (8. Ausg.)Ecclesia Catholica, et al. Catechism of the Catholic Church: [Mitarb.:] Joseph Ratzinger ; Christoph Schörnborn OP. Ignatius Press, 1994.
警告：这些引文格式不一定是100％准确.