PITTSBURGH PRESS CO. v. HUMAN REL. COMM'N. The Oyez Project at IIT Chicago-Kent College of Law. 12 February 2012. <http://www.oyez.org/cases/1970-1979/1972/1972_72_419>.
PITTSBURGH PRESS CO. v. HUMAN REL. COMM'N, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1972/1972_72_419 (last visited February 12, 2012).
"PITTSBURGH PRESS CO. v. HUMAN REL. COMM'N," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 12, 2012, http://www.oyez.org/cases/1970-1979/1972/1972_72_419.