APA

Wood L., Grolier Society I., . (1965). The History of the First World War. New York: Grolier.

Chicago

Wood Leonard, Grolier Society Inc, . 1965. The History of the First World War. New York: Grolier.

Harvard

Wood L., Grolier Society I., . (1965). The History of the First World War. New York: Grolier.

MLA

Wood Leonard, Grolier Society Inc, . The History of the First World War. New York: Grolier. 1965.