APA

Ferguson C. W., . (1959). Say it with words. New York: Knopf.

Chicago

Ferguson Charles W, . 1959. Say it with words. New York: Knopf.

Harvard

Ferguson C. W., . (1959). Say it with words. New York: Knopf.

MLA

Ferguson Charles W, . Say it with words. New York: Knopf. 1959.