APA引文

Benns, F. L. (1939). Europe since 1914 (4th ed.). Crofts.

芝加哥风格引文

Benns, Frank Lee. Europe Since 1914. 4th ed. New York: Crofts, 1939.

MLA引文

Benns, Frank Lee. Europe Since 1914. 4th ed. Crofts, 1939.

警告：这些引文格式不一定是100％准确.