World Tourism Organization Guidelines : development of national parks and protected areas for tourism / World Tourism Organization, United Nations Environment Programme

Guidelines : development of national parks and protected areas for tourism / World Tourism Organization, United Nations Environment Programme . - Madrid : WTO, cop. 1992 . - II, 53 p. : il. 30 cm . - (Tourism and the environment., Technical report; 13))
92-844-0026-0 (Brochado)

379.85
502.4