APA引文

Marshak, S. (2005). Earth: Portrait of a planet. New York: W.W. Norton.

Trích dẫn kiểu Chicago

Marshak, Stephen. Earth: Portrait of a Planet. New York: W.W. Norton, 2005.

MLA引文

Marshak, Stephen. Earth: Portrait of a Planet. New York: W.W. Norton, 2005.

警告：這些引文格式不一定是100％准確.