Cita APA (7a ed.)

Lewis, C., & Hooper, W. (1982). Fern-seed and elephants: And other essays on christianity. Collins.

Cita Chicago Style (17a ed.)

Lewis, C.S, y Walter Hooper. Fern-seed and Elephants: And Other Essays on Christianity. Glasgow: Collins, 1982.

Cita MLA (9a ed.)

Lewis, C.S, y Walter Hooper. Fern-seed and Elephants: And Other Essays on Christianity. Collins, 1982.