GULF STATES UTILITIES CO. v. FPC. The Oyez Project at IIT Chicago-Kent College of Law. 13 February 2012. <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 February 13, 2012).
"GULF STATES UTILITIES CO. v. FPC," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 13, 2012, http://www.oyez.org/cases/1970-1979/1972/1972_71_1178.