author = { Jung, Helge AND Stengel, Hansgeorg AND Stengel, Hansgeorg },

title = { Extempore (gemischter Chor a cappella) },

edition = { Partitur } ,

publisher = {Verl. Neue Musik},

year = {c 1977},

booktitle = {Unser neues Lied ; 53},

address = { Berlin },

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