APA引文

Krauskopf, K. B. (2008). Physical universe. New York: McGraw-Hill Companies.

Trích dẫn kiểu Chicago

Krauskopf, Konrad B. Physical Universe. New York: McGraw-Hill Companies, 2008.

MLA引文

Krauskopf, Konrad B. Physical Universe. New York: McGraw-Hill Companies, 2008.

警告：这些引文格式不一定是100％准确.