author = { Heggie, Jake AND Kern, Jerome AND Gershwin, George Heggie, Jake AND Kern, Jerome AND Gershwin, George },

title = { American operas },

publisher = {EuroArts Music International},

publisher = {},

keywords = { Film , DVD-Video },

year = {[2016]},

year = {, © 2016},

address = { [Berlin] , },

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