CITIZENS TO PRESERVE OVERTON PARK v. VOLPE. The Oyez Project at IIT Chicago-Kent College of Law. 12 February 2012. <http://www.oyez.org/cases/1970-1979/1970/1970_1066>.
CITIZENS TO PRESERVE OVERTON PARK v. VOLPE, The Oyez Project at IIT Chicago-Kent College of Law, http://www.oyez.org/cases/1970-1979/1970/1970_1066 (last visited February 12, 2012).
"CITIZENS TO PRESERVE OVERTON PARK v. VOLPE," The Oyez Project at IIT Chicago-Kent College of Law, accessed February 12, 2012, http://www.oyez.org/cases/1970-1979/1970/1970_1066.