6GOODWIN H. In pursuit of eeotourism [J] . Biodiversity and Conser- vation, 1996, 5(3): 277-291.
7KOZAK M, RIMMINGTON M. Tourist satisfaction with Mallorca, Spain, as an off - season holiday destination [ J ]. Journal of Travel Research, 2000, 38 ( 3 ) : 260 - 269.