Historical Anthology of Music: Volume I: Oriental, Medieval, and Renaissance Music

by Apel, Willi, Davison, Archibald T.
Published 1949

Historical Anthology of Music: Volume II: Baroque, Rococo, and Pre-Classical Music

by Apel, Willi, Davison, Archibald T.
Published 1950

Masters of the Keyboard : A Brief Survey of Pianoforte Music

by Apel, Willi
Published 1947

The Harvard Brief Dictionary of Music

by Daniel, Ralph T., Apel, Willi
Published 1960