KUSPER v. PONTIKES. The Oyez Project at IIT Chicago-Kent College of Law. 12 February 2012. <http://www.oyez.org/cases/1970-1979/1973/1973_71_1631>.
KUSPER v. PONTIKES, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1973/1973_71_1631 (last visited February 12, 2012).
"KUSPER v. PONTIKES," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 12, 2012, http://www.oyez.org/cases/1970-1979/1973/1973_71_1631.