Organización Mundial del Turismo. (1995). Collection of domestic tourism statistics. World Tourism Organization.
Cita Chicago Style (17a ed.)Organización Mundial del Turismo. Collection of Domestic Tourism Statistics. Madrid: World Tourism Organization, 1995.
Cita MLA (8a ed.)Organización Mundial del Turismo. Collection of Domestic Tourism Statistics. World Tourism Organization, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.