APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (9वां संस्करण) प्रशस्ति पत्र

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