共 4 条
[1]
A Framework for Ecotourism. Ralf Buckley. Annals of Tourism Research . 1994
[2]
Environmental Contradictions in Sustainable Tourism. Erlet Cater. The Geographical Journal . 1995
[3]
An Ecotourism Assessment of Tortuero. Lee D N B,Snepenger D J. Costa Rica . 1992
[4]
Ecotourism Questioned: Case Study from Belize. Kreg Lindberg. Annals of Tourism Research . 1996