APA

Robinson D. B., . (1952). The 100 most important people in the world today. New York: Pocket Books.

Chicago

Robinson Donald B, . 1952. The 100 most important people in the world today. New York: Pocket Books.

Harvard

Robinson D. B., . (1952). The 100 most important people in the world today. New York: Pocket Books.

MLA

Robinson Donald B, . The 100 most important people in the world today. New York: Pocket Books. 1952.