Jackson, Kenneth. The Encyclopedia of New York City. New Haven, Conn.: Yale University Press, 1995.
Jackson, Kenneth
Johnson, David. Illegal Tender: Counterfeiting and the Secret Service in Nineteenth-Century America. Washington, D.C.: Smithsonian Institution, 1995.
Johnson, David.
Kurtz, Michael. «Organized Crime in Louisiana History: Myth and Reality». Louisiana History 24 (1983).
Kurtz, Michael
La Gumina, Salvatore. Wop! A Documentary History of Anti-Italian Discrimination in the United States. Toronto: Guernica Editions, 1999.
La Gumina, Salvatore
Landesco, John. Organized Crime in Chicago: Part III of the Illinois Crime Survey, 1929. Chicago: University of Chicago Press, 1968.
Landesco, John
LeBrun, George, as told to Edward Radin. It’s Time to Tell: On His Hundredth Birthday the Originator of the Sullivan Law Relates His Own Story of Persons Noted and Notorious; of Crimes and Inquests; of Politics in New York City from the Gay Nineties through the Great Depression. New York: Morrow, 1962.
LeBrun, George, as told to Edward Radin
Lombardo, Robert. «The Black Hand: Terror by Letter in Chicago». Journal of Contemporary Criminal Justice 18 (2002).
Lombardo, Robert
Lowenthal, Max. The Federal Bureau of Investigation. London: Turnstile Press, 1951.
Lowenthal, Max
Lupo, Salvatore. Storia della Mafia: Dalle Origini ai Giorni Nostri. Rome: Donzelli Editore, 2004.
Lupo, Salvatore
Mattox, Kenneth, David V. Feliciano, and Ernest E. Moore, eds. Trauma. New York: McGraw- Hill, 2000.
Mattox, Kenneth, David V. Feliciano, and Ernest E. Moore, eds