APA引文

Hazen, C. D. (1931). Modern Europe (2nd ed.). H. Holt and Co.

芝加哥风格引文

Hazen, Charles Downer. Modern Europe. 2nd ed. New York: H. Holt and Co, 1931.

MLA引文

Hazen, Charles Downer. Modern Europe. 2nd ed. H. Holt and Co, 1931.

警告：这些引文格式不一定是100％准确.