Flynn, E. P. (2000). Why believe?: Foundations of Catholic theology. Sheed & Ward.
芝加哥风格引文Flynn, Eileen P. Why Believe?: Foundations of Catholic Theology. Franklin, Wis: Sheed & Ward, 2000.
MLA引文Flynn, Eileen P. Why Believe?: Foundations of Catholic Theology. Sheed & Ward, 2000.
警告：这些引文格式不一定是100％准确.