APA
Willkie W. L., . (1944). One world. New York: Pocket Books Inc.
Chicago
Willkie Wendell L, . 1944. One world. New York: Pocket Books Inc.
Harvard
Willkie W. L., . (1944). One world. New York: Pocket Books Inc.
MLA
Willkie Wendell L, . One world. New York: Pocket Books Inc. 1944.
