Kiuiła, O. (1999). Economic repercusions of environmental regulations in Poland: The case of the second sulfur protocol. Olympus - Centre for Education and Business Development.
Citazione stile Chigago Style (17a edizione)Kiuiła, Olga. Economic Repercusions of Environmental Regulations in Poland: The Case of the Second Sulfur Protocol. Warsaw: Olympus - Centre for Education and Business Development, 1999.
Citatione MLA (9a ed.)Kiuiła, Olga. Economic Repercusions of Environmental Regulations in Poland: The Case of the Second Sulfur Protocol. Olympus - Centre for Education and Business Development, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.