Burgmüller, F., & Oesterle, L. (1930). Twelve brilliant and melodious studies for the paino. G. Schirmer.
Lua i Stíl Chicago (17ú heag.)Burgmüller, Friedrich, agus Louis Oesterle. Twelve Brilliant and Melodious Studies for the Paino. New York: G. Schirmer, 1930.
Lua MLA (9ú heag.)Burgmüller, Friedrich, agus Louis Oesterle. Twelve Brilliant and Melodious Studies for the Paino. G. Schirmer, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.