Defending the Faith. Penn State University Press.
芝加哥风格引文Defending the Faith. Penn State University Press.
MLA引文Defending the Faith. Penn State University Press.
警告：这些引文格式不一定是100％准确.
APA引文
Defending the Faith. Penn State University Press.
芝加哥风格引文Defending the Faith. Penn State University Press.
MLA引文Defending the Faith. Penn State University Press.