AUTOMOBILE CLUB v. COMMISSIONER. The Oyez Project at IIT Chicago-Kent College of Law. 12 February 2012. <http://www.oyez.org/cases/1950-1959/1956/1956_89>.
AUTOMOBILE CLUB v. COMMISSIONER, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1950-1959/1956/1956_89 (last visited February 12, 2012).
"AUTOMOBILE CLUB v. COMMISSIONER," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 12, 2012, http://www.oyez.org/cases/1950-1959/1956/1956_89.