author = { Clarke, Jeanne N. AND Cortner, Hanna },

title = { The state and nature voices heard, voices unheard in America's environmental dialogue },

publisher = {Prentice Hall},

isbn = {0130289086},

keywords = { Environmental policy United States History },

year = {2002},

address = { Upper Saddle River, NJ },

url = { http://slubdd.de/katalog?TN_libero_mab2 }