Search Results       Your search for [author]Perages,Dennis. returned 1 record.           Ark II: social response to environmental imperatives. by Perages,Dennis.; San Francisco: W.H.Freeman, 1974. Subject: United States -- Social Conditions -- 1960; United States-Economic Conditions-1961; Environmental policy-United States; United States-Politics and Government-1961.          Add to Book Cart Relevance: 24.71%