APA (7th ed.) Citation
Lewis, C. S. (1964). Prayer: Letter to malcolm. Fontana Books.
Chicago Style (17th ed.) Citation
Lewis, C. S. Prayer: Letter to Malcolm. Collins: Fontana Books, 1964.
MLA (9th ed.) Citation
Lewis, C. S. Prayer: Letter to Malcolm. Fontana Books, 1964.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.