Breen, Charles Mackie.Oldham, George W.Holland, John Douglas.2014-10-292014-10-2919931993http://hdl.handle.net/10413/11382Abstract available in pdf file.en-ZANatural resources--Valuation.Environmental protection--Economic aspects.Theses--Economics.Environmental economics.Natural resources valuation.A determination and analysis of preservation values for protected areas.Thesis