Cita APA (7a ed.)

Critchley, D. (2009). The origin of organized crime in America: The New York City mafia, 1891 - 1931. Routledge advances in American history.

Cita Chicago Style (17a ed.)

Critchley, David. "The Origin of Organized Crime in America: The New York City Mafia, 1891 - 1931." Routledge Advances in American History 2009.

Cita MLA (8a ed.)

Critchley, David. "The Origin of Organized Crime in America: The New York City Mafia, 1891 - 1931." Routledge Advances in American History, 2009.