Cita APA (7a ed.)

Goethe, J. W. v., Auden, W., & Mayer, E. (1995). Letters from Italy. Penguin Books.

Cita Chicago Style (17a ed.)

Goethe, Johann Wolfgang von, W.H Auden, y Elizabeth Mayer. Letters from Italy. London: Penguin Books, 1995.

Cita MLA (9a ed.)

Goethe, Johann Wolfgang von, et al. Letters from Italy. Penguin Books, 1995.