CARDWELL v. LEWIS. The Oyez Project at IIT Chicago-Kent College of Law. 13 February 2012. <http://www.oyez.org/cases/1970-1979/1973/1973_72_1603>.
CARDWELL v. LEWIS, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1973/1973_72_1603 (last visited February 13, 2012).
"CARDWELL v. LEWIS," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 13, 2012, http://www.oyez.org/cases/1970-1979/1973/1973_72_1603.