TThe world environment handbookThe world environment handbookde Mark BakerMateriasDirectoriesEnvironmental protectionGovernment policyManagementNatural resourcesSocietiesEdiciones (1)The world environment handbook (1985)World Environment Center · inglésMás obras de Mark BakerFrommer's Eastern EuropeRumanía y BulgariaPrague Day By DayFrommers Prague Day By Day