Le tourisme des français à l'étranger - 1993-1998 / Observatoire National du Tourisme
Stats to go : a guide to statistics for hospitality, leisure and tourism / John Buglear
Imágen de Portugal en España como destino turístico / Demoscopia
Outbound tourism of Australia : market profile / World Tourism Organization
Outbound tourism of Japan : market profile / World Tourism Organization
Apontamentos sobre Turismo: O Turismo em Portugal / Sónia dos Reis
Les plages: exploitation et valorisation touristique : guide de savoir-faire / Magali Mallet, Philippe Duchêne
Outbound tourism of Belgium : market profile / World Tourism Organization
Comércio e distribuição : os centros comerciais no horizonte 2010 / Margarida Melo, Merícia Gouveia, Teresinha Duarte
Outbound tourism of the Republic of Korea market profile / World Tourism Organization