Cita APA (7a ed.)

Martner, K. (1979). Selected letters of Gustav Mahler. Faber and Faber.

Cita Chicago Style (17a ed.)

Martner, Knud. Selected Letters of Gustav Mahler. London, Boston: Faber and Faber, 1979.

Cita MLA (9a ed.)

Martner, Knud. Selected Letters of Gustav Mahler. Faber and Faber, 1979.