Anonymus & Balla, G. English Piano Music for the Young Musician. Editio Musica.
Cita Chicago Style (17a ed.)Anonymus y György Balla. English Piano Music for the Young Musician. Budapest: Editio Musica.
Cita MLA (8a ed.)Anonymus y György Balla. English Piano Music for the Young Musician. Editio Musica.
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