APA

Hayes C. J. H., Cole C. W., . (1949). History of Europe since 1648. New York: Macmillan.

Chicago

Hayes Carlton Joseph Huntley, Cole Charles Woolsey, . 1949. History of Europe since 1648. New York: Macmillan.

Harvard

Hayes C. J. H., Cole C. W., . (1949). History of Europe since 1648. New York: Macmillan.

MLA

Hayes Carlton Joseph Huntley, Cole Charles Woolsey, . History of Europe since 1648. New York: Macmillan. 1949.