APA (7th ed.) Citation

Underhill, R. (2015). Criminals and folk heroes: Gangsters and the FBI in the 1930's. Algora Publishing.

Chicago Style (17th ed.) Citation

Underhill, Robert. Criminals and Folk Heroes: Gangsters and the FBI in the 1930's. New York: Algora Publishing, 2015.

MLA (9th ed.) Citation

Underhill, Robert. Criminals and Folk Heroes: Gangsters and the FBI in the 1930's. Algora Publishing, 2015.

Warning: These citations may not always be 100% accurate.