Habitat 2000 -- Film Description:
"Describes possible alternatives to present-day city-planning, featuring the often conflicting views of Moshe Safdie, designer of 'Habitat' at Expo '67; Palo Soleri, advocate of total megastructures, currently working on a prototype city in the Arizona desert; and Christopher Alexander, planner from the Berkeley School of Environmental Design, who argues for user participation in ecology design."
-- WorldCat

Source:
"WorldCat" OCLC Online Computer Library Center. http://www.worldcat.org/.