Winkeler, G., Helmer, W. J., & Helmer, W. (2011). Al Capone and his American boys: Memoirs of a mobster's wife. Indiana University Press.
Chicago Style (17th ed.) CitationWinkeler, Georgette, William J. Helmer, and William Helmer. Al Capone and His American Boys: Memoirs of a Mobster's Wife. Bloomington [u.a.]: Indiana University Press, 2011.
MLA (9th ed.) CitationWinkeler, Georgette, et al. Al Capone and His American Boys: Memoirs of a Mobster's Wife. Indiana University Press, 2011.
Warning: These citations may not always be 100% accurate.