Cita APA (7th ed.)
Lewis C S. (1977). The dark tower and other stories. Harcourt.
Cita Chicago (17th ed.)
Lewis C S. The Dark Tower and Other Stories. New York: Harcourt, 1977.
Cita MLA (9th ed.)
Lewis C S. The Dark Tower and Other Stories. Harcourt, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.