APA引文

Lea, H. (1909). The valor of ignorance. New York: Harper & brothers.

Trích dẫn kiểu Chicago

Lea, Homer. The Valor of Ignorance. New York: Harper & brothers, 1909.

MLA引文

Lea, Homer. The Valor of Ignorance. New York: Harper & brothers, 1909.

警告：这些引文格式不一定是100％准确.