Budziszewski, J. (2009). The line through the heart: Natural law as fact, theory, and sign of contradiction. ISI Books.
芝加哥风格引文Budziszewski, J. The Line Through the Heart: Natural Law as Fact, Theory, and Sign of Contradiction. Wilmington, Delaware: ISI Books, 2009.
MLA引文Budziszewski, J. The Line Through the Heart: Natural Law as Fact, Theory, and Sign of Contradiction. ISI Books, 2009.
警告：这些引文格式不一定是100％准确.