The heritage monitor : a yearly anaysis of trends affecting England's architectural heritage - a vital tourism asset / English Tourism Council
COTA(S): RE-400
Tourism satellite account (TSA) / World Tourism Organization
COTA(S): 7324
Manual para a gestão de documentos / Instituto dos Arquivos Nacionais-Torre do Tombo
COTA(S): 7682
Community methodology on tourism statistics / European Commission, Eurostat
COTA(S): 6692