Kainz, H. P. (2006). Five metaphysical paradoxes. The Aquinas lecture.
芝加哥风格引文Kainz, Howard P. "Five Metaphysical Paradoxes." The Aquinas Lecture 2006.
MLA引文Kainz, Howard P. "Five Metaphysical Paradoxes." The Aquinas Lecture, 2006.
警告：这些引文格式不一定是100％准确.