GULF STATES UTILITIES CO. v. FPC. The Oyez Project at IIT Chicago-Kent College of Law. 29 April 2013. <http://www.oyez.org/cases/1970-1979/1972/1972_71_1178>.
GULF STATES UTILITIES CO. v. FPC, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1972/1972_71_1178 (last visited April 29, 2013).
"GULF STATES UTILITIES CO. v. FPC," The Oyez Project at IIT Chicago-Kent College of Law, accessed April 29, 2013, http://www.oyez.org/cases/1970-1979/1972/1972_71_1178.