ROBINSON v. JOHNSON. The Oyez Project at IIT Chicago-Kent College of Law. 28 April 2013. <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 April 28, 2013).
"ROBINSON v. JOHNSON," The Oyez Project at IIT Chicago-Kent College of Law, accessed April 28, 2013, http://www.oyez.org/cases/1960-1969/1968/1968_67.