APA引文

Charnwood, G. R. B. (1917). Abraham Lincoln (3rd ed.). Holt.

芝加哥风格引文

Charnwood, Godfrey Rathbone Benson. Abraham Lincoln. 3rd ed. N.Y.: Holt, 1917.

MLA引文

Charnwood, Godfrey Rathbone Benson. Abraham Lincoln. 3rd ed. Holt, 1917.

警告：这些引文格式不一定是100％准确.