Study on visa facilitation in the silk-road countries / World Tourism Organization
COTA(S): 8351
WTO silk road forum, Xi'an, China, 17-20 June 1996 : final report / World Tourism Organization
COTA(S): 6731
Silk road : discover an ancient land / World Tourism Organization
COTA(S): 6763; 6763.a
Encounter of civilisations, revival of cultural traditions, safeguard of endangered heritage / Michael Barry Lane