APA引文

Sandburg, C. (1970). The complete poems of Carl Sandburg. New York: Harcourt Brace Jovanovich.

Trích dẫn kiểu Chicago

Sandburg, Carl. The Complete Poems of Carl Sandburg. New York: Harcourt Brace Jovanovich, 1970.

MLA引文

Sandburg, Carl. The Complete Poems of Carl Sandburg. New York: Harcourt Brace Jovanovich, 1970.

警告：这些引文格式不一定是100％准确.