"Water Law and legislation United States." . . "Mining law." . . "Mining law" . "Géologues Droit États-Unis." . . "Géologues Droit Etats-Unis." . "Water." . . "Bergrecht." . . "Mines Droit Etats-Unis." . . "Recht." . . "Water Law and legislation" . . . . . . . "Legal Aspects of Geology" . "Legal Aspects of Geology"@en . "Electronic books"@en . . . . . . . . . . . . . . . . . . . "Legal aspects of geology" . "Legal aspects of geology"@en . . . . . . . . . . . . . . . . . . . . . . "Mining law United States." . . "United States" . . "Geologists Legal status, laws, etc. United States." . . . . "loi." . . "Geologists Legal status, laws, etc." . . "Geologie." . . "Tank, Ronald W." . . "Eau Droit États-Unis." . . "Eau Droit Etats-Unis." . "Wasserrecht." . . "Geologists." . . "Mines Droit Étas-Unis." . . "USA." . .