Cita APA (7a ed.)

Lewis, C. S., & Hooper, W. (1964). Poems. Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Lewis, C. S., y Walter Hooper. Poems. San Diego [etc.]: Harcourt Brace Jovanovich, 1964.

Cita MLA (9a ed.)

Lewis, C. S., y Walter Hooper. Poems. Harcourt Brace Jovanovich, 1964.