author = { Shaftel, Fannie R. AND Shaftel, George },

title = { Role-playing for social values decision-making in the social studies },

edition = { 5. print. } ,

publisher = {Prentice-Hall},

keywords = { Rollenspiel , Entscheidungsprozess },

year = {1967},

address = { Englewood Cliffs, N.J. },

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