APA (7th ed.) Citation

Beethoven, L. v., & Altmann, W. (1950). Quartet for 2 violins, viola and violoncello, B-flat major, op. 130 =: [music]. E. Eulenburg.

Chicago Style (17th ed.) Citation

Beethoven, Ludwig van, and Wilhelm Altmann. Quartet for 2 Violins, Viola and Violoncello, B-flat Major, Op. 130 =: [music]. London: E. Eulenburg, 1950.

MLA (8th ed.) Citation

Beethoven, Ludwig van, and Wilhelm Altmann. Quartet for 2 Violins, Viola and Violoncello, B-flat Major, Op. 130 =: [music]. E. Eulenburg, 1950.