APA引用形式

(1999). A twentieth century American reader. Washington, D.C: United States Department of State.

シカゴスタイル引用形

A Twentieth Century American Reader. Washington, D.C: United States Department of State, 1999.

MLA引用形式

A Twentieth Century American Reader. Washington, D.C: United States Department of State, 1999.

警告: この引用は必ずしも正確ではありません.