APA引文

(2000). Earth and its resources. New York: McGraw-Hill School division.

Trích dẫn kiểu Chicago

Earth and Its Resources. New York: McGraw-Hill School division, 2000.

MLA引文

Earth and Its Resources. New York: McGraw-Hill School division, 2000.

警告：這些引文格式不一定是100％准確.