7Martin Mowforth and Ian Munt,Tourism and Sustainability:new tourism in the third world Routledge,London,1998. 被引量:1
8Cited by Hitchcock,Michael,Victor T.King and Michael J.Gl.Parnwell(1993),Tourism in South-East Asia:Introduction pp.1-31.London and New York,Routledge.1993. 被引量:1