Kretzmann, N. (1997). The metaphysics of theism: Aquinas's natural theology in Summa contra gentiles I. Clarendon Press ; Oxford University Press.
芝加哥风格引文Kretzmann, Norman. The Metaphysics of Theism: Aquinas's Natural Theology in Summa Contra Gentiles I. Oxford [England] : New York: Clarendon Press ; Oxford University Press, 1997.
MLA引文Kretzmann, Norman. The Metaphysics of Theism: Aquinas's Natural Theology in Summa Contra Gentiles I. Clarendon Press ; Oxford University Press, 1997.
警告：这些引文格式不一定是100％准确.