Cita APA (7a ed.)
Válek, J. Excise taxes on tobacco products and elimination of negative externalities.
Cita Chicago Style (17a ed.)
Válek, Juraj. Excise Taxes on Tobacco Products and Elimination of Negative Externalities.
Cita MLA (9a ed.)
Válek, Juraj. Excise Taxes on Tobacco Products and Elimination of Negative Externalities.
Precaución: Estas citas no son 100% exactas.