TY - BOOK AU - Isard,Walter ED - Harvard University. TI - Ecologic-economic analysis for regional development: some initial explorations with particular reference to recreational resource use and environmental planning U1 - 338.9 PY - 1972/// CY - New York PB - Free Press KW - Regional planning KW - Cost effectiveness KW - Environmental protection KW - Planning N1 - Includes bibliographies ER -