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.
Precaución: Estas citas no son 100% exactas.