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