Cita APA (7a ed.)

Lewis, C. S. (1961). A Grief Observed. Faber & Faber.

Cita Chicago Style (17a ed.)

Lewis, C. S. A Grief Observed. London: Faber & Faber, 1961.

Cita MLA (9a ed.)

Lewis, C. S. A Grief Observed. Faber & Faber, 1961.