Sustainable tourism in protected areas : guidelines for planning and management /
Paul F.J. Eagles, Stephen F. McCool, and Christopher D. Haynes ; prepared for the United Nations Environment Programme, World Tourism Organization, and IUCN--the World Conservation Union.
- Gland, Switzerland : IUCN--the World Conservation Union, 2002.
- xv, 183 p. : ill. (some col.) ; 30 cm.
- Best practice protected area guidelines series ; no. 8 .