APA

Krauskopf K. B., Beiser A. & McGraw-Hill Book Company (1909-1917). (1960). The physical universe. New York: McGraw-Hill Book Company.

Chicago

Krauskopf Konrad Bates, Beiser Arthur and McGraw-Hill Book Company (1909-1917). 1960. The physical universe. New York: McGraw-Hill Book Company.

Harvard

Krauskopf K. B., Beiser A. and McGraw-Hill Book Company (1909-1917). (1960). The physical universe. New York: McGraw-Hill Book Company.

MLA

Krauskopf Konrad Bates, Beiser Arthur and McGraw-Hill Book Company (1909-1917). The physical universe. New York: McGraw-Hill Book Company. 1960.