[2]Randall G. Arendt, "Patterns in the Rural Landscape," Orion Nature Quarterly 8:4 (Autumn, 1989): 22.
[3] For a full treatment of the distribution and types of open spaces throughout the Radburn development see Clarence S. Stein, Toward New Towns for America (Cambridge: M.I.T. Press, 1957) 36-73.
[4] Mark R. Correll, Jane H. Lillydahl, and Larry D. Singell, "The Effects of Greenbelts on Residential Property Values: Some Findings on the Political Economy of Open Space," Land Economics 54:2 (May, 1978): 207-217.
Tom Fox, Urban Open Space - An Investment That Pays (New York: Neighborhood Open Space Coalition Monograph Series, 1990.
[5] See Sanford R. Goodkin, Higher Density Housing - Planning, Design, Marketing (Washington: National Association of Homebuilders, 1986) 96. In this comparison between conventional and cluster plans, total site-development costs for street pavement, curbs/gutters, street trees, driveways, storm drainage, water distribution, sanitary sewer, grading, clearing/grubbing, and sidewalks were reduced by 34% for the cluster plan.