Spence, G. (1983). Of murder and madness. Doubleday.
Cita Chicago Style (17a ed.)Spence, Gerry. Of Murder and Madness. Garden City, NY: Doubleday, 1983.
Cita MLA (8a ed.)Spence, Gerry. Of Murder and Madness. Doubleday, 1983.
Precaución: Estas citas no son 100% exactas.