APA引文

James Stewart Monroe. (1994). The changing earth: Exploring geology and evolution. Saint Paul: West.

Trích dẫn kiểu Chicago

James Stewart Monroe. The Changing Earth: Exploring Geology and Evolution. Saint Paul: West, 1994.

MLA引文

James Stewart Monroe. The Changing Earth: Exploring Geology and Evolution. Saint Paul: West, 1994.

警告：这些引文格式不一定是100％准确.