Pilcher, R. (1991). September. St. Martin's Paperbacks.
Cita Chicago (17th ed.)Pilcher, Rosamunde. September. New York: St. Martin's Paperbacks, 1991.
Cita MLA (9th ed.)Pilcher, Rosamunde. September. St. Martin's Paperbacks, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.