1. Etudes, Op. 10 Collection: Concert Programs (SOM) Contributers: Chopin, F. (composer) and Ann Liu (pianist) Performance: Junior Piano Recital Performance Date: 1982-09-23 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.31 p.639
2. Sonata in A major, Op. 110 Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ann Liu (pianist) Performance: Junior Piano Recital Performance Date: 1982-09-23 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.31 p.639