Yield management in small and medium-sized enterprises in the tourism industry : general report / drawn up by Arthur Andersen [for] European Commission, DG XXIII
Turismo : competitividade sustentável / Mário Baptista
Towards new forms of public-private sector partnership : the changing role, structure and activities of National Tourism Administrations / World Tourism Organization
Segmented Inbound Portugal Reports : Austria, Belgium, France, Germany, Ireland, Italy, Netherlands, Spain, Sweden, United Kingdom. / European Travel Monitor