. "2005-04-14" . "Harvard university. Department of landscape architecture. Research office"@fr . . . . . . . . . . "Harvard university. Department of landscape architecture. Research office"@fr . . "2005-04-27" . . . "14620886"^^ . . . . "Ecologic-economic analysis for regional development : some initial explorations with particular reference to recreational resource use and environmental planning : Regional science and landscape analysis project, 1972. - . - LC Authorities. - http://authorities.loc.gov. - 2005-04-14"@fr .