APA引文

Krauskopt, K. B. (1997). The physical universe. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Krauskopt, Konrad Bates. The Physical Universe. New York: McGraw-Hill, 1997.

MLA引文

Krauskopt, Konrad Bates. The Physical Universe. New York: McGraw-Hill, 1997.