author = { Schuman, Michael A. },

title = { Alexander Graham Bell inventor and teacher },

publisher = {Enslow},

isbn = {0766010961},

keywords = { Biografie , Bell, Alexander Graham , USA , Erfinder },

year = {1999},

booktitle = {Historical American biographies},

address = { Springfield, NJ [u.a.] },

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