E. I. DU PONT DE NEMOURS & CO. v. COLLINS. The Oyez Project at IIT Chicago-Kent College of Law. 13 February 2012. <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 February 13, 2012).
"E. I. DU PONT DE NEMOURS & CO. v. COLLINS," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 13, 2012, http://www.oyez.org/cases/1970-1979/1976/1976_75_1870.