World Tourism Directory '95/96 / Burkhard Herbote
COTA(S): 5696
Budgets & marketing plans of national tourism administrations : a World Tourism Organization report / World Tourism Organization
COTA(S): 5642
The national and regional structures of official tourist organisations in european countries / by Robert Hollier for the European Travel Commission
COTA(S): 6499
La administración turística española / Secretaría General de Turismo
COTA(S): 6180