5Arne Naess.The Selected Works of Arne Naess:Volumes 1-10(v.1-10)[M].Series Editor,Harold Glasser,Alan Drengson,associate Editor,Springer-verlag Gmbh,2005.
6George Session.Deep Ecology for the Twenty-first Century[M].Boston&London:Shambhala Publications Inc.,1995.
7Arne Naess.Ecology,Community and Lifestyle[M].Cambridge:Cambridge University Press,1990.
