APA (7th ed.) Citation

Goldberg, R. A. (1977). Hooded empire: The Ku Klux Klan in Colorado, 1921-1932. [publisher not identified].

Chicago Style (17th ed.) Citation

Goldberg, Robert Alan. Hooded Empire: The Ku Klux Klan in Colorado, 1921-1932. [Place of publication not identified]: [publisher not identified], 1977.

MLA (9th ed.) Citation

Goldberg, Robert Alan. Hooded Empire: The Ku Klux Klan in Colorado, 1921-1932. [publisher not identified], 1977.