APA

Krock A., . (1966). In the Nation: 1932-1966. New York: McGraw.

Chicago

Krock Arthur, . 1966. In the Nation: 1932-1966. New York: McGraw.

Harvard

Krock A., . (1966). In the Nation: 1932-1966. New York: McGraw.

MLA

Krock Arthur, . In the Nation: 1932-1966. New York: McGraw. 1966.