Gann, E. K. Of good and evil.
芝加哥风格引文Gann, Ernest K. Of Good and Evil.
MLA引文Gann, Ernest K. Of Good and Evil.
警告：这些引文格式不一定是100％准确.
APA引文
Gann, E. K. Of good and evil.
芝加哥风格引文Gann, Ernest K. Of Good and Evil.
MLA引文Gann, Ernest K. Of Good and Evil.