Cita APA (7th ed.)
Lewis, C. (1995). Screwtape proposes a toast and other pieces (1ra ed.). Fount.
Cita Chicago (17th ed.)
Lewis, C.S. Screwtape Proposes a Toast and Other Pieces. 1ra ed. Fount, 1995.
Cita MLA (9th ed.)
Lewis, C.S. Screwtape Proposes a Toast and Other Pieces. 1ra ed. Fount, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.