Cita APA (7th ed.)

Beethoven, L. v., Schubert, F., & Baker, J. (1977). Janet Baker sings Beethoven and Schubert. Philips.

Cita Chicago (17th ed.)

Beethoven, Ludwig van, Franz Schubert, i Janet Baker. Janet Baker Sings Beethoven and Schubert. [S.l.]: Philips, 1977.

Cita MLA (8th ed.)

Beethoven, Ludwig van, et al. Janet Baker Sings Beethoven and Schubert. Philips, 1977.