APA

De Roussy de Sales R. J. J. F., . (1942). The making of tomorrow. New York: Reynal & Hitchcock.

Chicago

De Roussy de Sales Raoul Jean Jacques François, . 1942. The making of tomorrow. New York: Reynal & Hitchcock.

Harvard

De Roussy de Sales R. J. J. F., . (1942). The making of tomorrow. New York: Reynal & Hitchcock.

MLA

De Roussy de Sales Raoul Jean Jacques François, . The making of tomorrow. New York: Reynal & Hitchcock. 1942.