1. Al Capone. biography. bio. True Story. http://www.biography.com/people/al-capone-9237536
2. Al Capone: Chicago's Most Infamous Mob Boss. <crime library>. http://www.trutv.com/library/crime/gangsters_outlaws/mob_bosses/capone/index_1.html
3. Mr. Capone. Schoenberg, Robert L.
4. Kobler, John. Capone. Da Capo Press. p. 23
5. Kobler, 27.
6. The Five Families. MacMillan.
7. "First Prisoners Arrive at Alcatraz Prison (Likely including Al Capone)". Timelines.com
2. Al Capone: Chicago's Most Infamous Mob Boss. <crime library>. http://www.trutv.com/library/crime/gangsters_outlaws/mob_bosses/capone/index_1.html
3. Mr. Capone. Schoenberg, Robert L.
4. Kobler, John. Capone. Da Capo Press. p. 23
5. Kobler, 27.
6. The Five Families. MacMillan.
7. "First Prisoners Arrive at Alcatraz Prison (Likely including Al Capone)". Timelines.com