E. I. DU PONT DE NEMOURS & CO. v. COLLINS. The Oyez Project at IIT Chicago-Kent College of Law. 27 April 2013. <http://www.oyez.org/cases/1970-1979/1976/1976_75_1870>.
E. I. DU PONT DE NEMOURS & CO. v. COLLINS, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1976/1976_75_1870 (last visited April 27, 2013).
"E. I. DU PONT DE NEMOURS & CO. v. COLLINS," The Oyez Project at IIT Chicago-Kent College of Law, accessed April 27, 2013, http://www.oyez.org/cases/1970-1979/1976/1976_75_1870.