The UN World Tourism Organization (UNWTO) e-library is a database offering UNWTO publications on tourism. Also recommended for the latest statistical information on inbound, domestic and outbound tourism presented within the “Tourism statistics” section
Abbreviations used in UNWTO statistical overviews (Series column):
* TF = tourists at frontiers
* VF = visitors at frontiers
* TCE = international tourists at all forms of commercial accommodation
* THS = international tourists at hotels and similar establishments
* n = by nationality
* r = by country of residence