Lemarchand, E. (1971). Death on doomsday. Hart-Davis.
Cita Chicago Style (17a ed.)Lemarchand, Elizabeth. Death on Doomsday. London: Hart-Davis, 1971.
Cita MLA (8a ed.)Lemarchand, Elizabeth. Death on Doomsday. Hart-Davis, 1971.
Precaución: Estas citas no son 100% exactas.