author = { Becher, Anne },

title = { American environmental leaders from colonial times to the present },

publisher = {ABC-CLIO},

isbn = {1576071626},

keywords = { Biografie , USA , Umweltschützer , Ökologische Bewegung },

year = {19XX-},

address = { Santa Barbara, Calif. [u.a.] },

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