Hoffman, D. E. (1993). Scarface Al and the crime crusaders: Chicago's private war against Capone. Southern Illinois University Press.
Chicago Style (17th ed.) CitationHoffman, Dennis Earl. Scarface Al and the Crime Crusaders: Chicago's Private War Against Capone. Carbondale: Southern Illinois University Press, 1993.
MLA (8th ed.) CitationHoffman, Dennis Earl. Scarface Al and the Crime Crusaders: Chicago's Private War Against Capone. Southern Illinois University Press, 1993.
Warning: These citations may not always be 100% accurate.