author = { Ives, Charles Kirkpatrick, John },

title = { Study no. 21 some south-paw pitching!; for piano },

publisher = {Mercury Music Corporation},

publisher = {: Benjamin (Auslieferung)},

year = {c 1975},

year = {, c 1975},

address = { Bryn Mawr , ; Hamburg },

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