Symington, N. (2002). A pattern of madness. Karnac.
Chicago Style (17th ed.) ZitazioaSymington, Neville. A Pattern of Madness. London: Karnac, 2002.
MLA (9th ed.) ZitazioaSymington, Neville. A Pattern of Madness. Karnac, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.