APA引文

Ritchie, D. A. (1999). American history: The modern era since 1865. New York: Glencoe/McGraw-Hill.

Trích dẫn kiểu Chicago

Ritchie, Donald A. American History: The Modern Era Since 1865. New York: Glencoe/McGraw-Hill, 1999.

MLA引文

Ritchie, Donald A. American History: The Modern Era Since 1865. New York: Glencoe/McGraw-Hill, 1999.