Fries, H. (1996). Fundamental theology. Catholic University of America Press.
芝加哥风格引文Fries, Heinrich. Fundamental Theology. Washington, D.C.: Catholic University of America Press, 1996.
MLA引文Fries, Heinrich. Fundamental Theology. Catholic University of America Press, 1996.
警告：这些引文格式不一定是100％准确.