@book{ 0-1347147217, title = {Quartet for piano & strings in E-flat major, op. 47: = Quartet für Klavier & Streicher, Es-dur}, series = {Masterworks portrait}, author = {Schumann, Robert and Gould, Glenn and Bernstein, Leonard}, editor = {Gould, Glenn}, editor = {Bernstein, Leonard}, address = {S.l}, publisher = {CBS}, year = {1988}, language = {Undetermined}, url = {https://katalog.hfmdd.de/Record/0-1347147217} }