"Géographie sociale." . . "United States Environment and Resources Council (USERC)" . . "Technologie Congrès Aspect social." . . "Cities and towns Congresses." . . "Communautés urbaines." . . "Villes." . . "Écologie humaine Congrès." . . "USERC Environment, Resources, and Urban Development Workshop, Goddard Space Flight Center, 1975." . . . "Géographie humaine." . . "Human settlements Congresses." . . "Stadtplanung." . . "Stadtplanung" . "Villes Congrès." . . "Technology Social aspects Congresses." . . "Technologie Aspect social." . . "Communities Congresses." . . "USERC Environment Resources and Urban Development Workshop (12-11-14-11-1975 : Greenbelt, Md.)" . . . "United States Environment and Resources Council. Environment, Resources and Urban Development Workshop" . . "Stadtsoziologie." . . "Environment, Resources and Urban Development Workshop <1975, Greenbelt, Md.>" . . . "Kongress." . . "Technologie Aspect social Congrès." . . "Sociologie urbaine." . . . . . . . . . . . . "Electronic books" . "Electronic books"@en . "Urban alternatives proceedings of the USERC Environment, Resources and Urban Development Workshop, November 1975" . . . . . . . . . . . . "Urban alternatives : proceedings of the USERC Environment, Resources and Urban Development Workshop, November 1975" . . . . . . . . . . . . . . . "Conference papers and proceedings"@en . "Conference papers and proceedings" . . . . "Urban alternatives proceedings of the USERC Environment, Resources and Urban Development Workshop, November, 1975"@en . "Urban alternatives proceedings of the USERC Environment, Resources and Urban Development Workshop, November, 1975" . . . . . . "Urban alternatives : proceedings of the USERC environment, resources and urban development workshop : november 1975" . . . . . . . "Urban alternatives : proceedings of the USERC Environment, Resources and Urban Development Workshop, November, 1975" . . "Urban alternatives : proceedings of the USERC Environment, Resources and Urban Development Workshop, [NASA Goddard Space Flight Centre, Maryland], November 1975"@en . . . . . . . "Umwelt" . . "Écologie humaine." . . . . "Communauté Congrès." . . "USERC Environment, Resources, and Urban Development Workshop" . . .