ROBINSON v. JOHNSON. The Oyez Project at IIT Chicago-Kent College of Law. 17 May 2012. <http://www.oyez.org/cases/1960-1969/1968/1968_67>.
ROBINSON v. JOHNSON, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1960-1969/1968/1968_67 (last visited May 17, 2012).
"ROBINSON v. JOHNSON," The Oyez Project at IIT Chicago-Kent College of Law, accessed May 17, 2012, http://www.oyez.org/cases/1960-1969/1968/1968_67.