author = { Sperger, Johannes Matthias Trumpf, Klaus },

title = { Klaviersonate C-Dur Nr. 1mo },

publisher = {Johann-Matthias-Sperger-Gesellschaft]},

year = {2012},

booktitle = {Sperger-Forum ; 5.2012,Musikbeilage},

address = { [Ludwigslust },

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