author = { Wightman, Alistair Szymanowski, Karol AND Pappano, Antonio },

title = { Szymanowski's King Roger the opera and its origins },

edition = { First published } ,

publisher = {Toccata Press},

isbn = {9780907689911},

keywords = { Szymanowski, Karol 1882-1937 Król Roger , Szymanowski, Karol },

year = {2015},

booktitle = {Other operas ; 2},

address = { London },

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