Cita APA (7th ed.)

Thümer, O. (1911). Thümer's new school of studies for the pianoforte. Augener.

Cita Chicago (17th ed.)

Thümer, O. Thümer's New School of Studies for the Pianoforte. Londres: Augener, 1911.

Cita MLA (9th ed.)

Thümer, O. Thümer's New School of Studies for the Pianoforte. Augener, 1911.