APA (7th ed.) Citation

Height, D. I. (1945). The core of America's race problem. [publisher not identified].

Chicago Style (17th ed.) Citation

Height, Dorothy I. The Core of America's Race Problem. New York: [publisher not identified], 1945.

MLA (9th ed.) Citation

Height, Dorothy I. The Core of America's Race Problem. [publisher not identified], 1945.