Hickey, E. W. (1991). Serial murderers and their victims. Brooks/Cole.
Cita Chicago Style (17a ed.)Hickey, Eric W. Serial Murderers and Their Victims. Pacific Grove, Calif: Brooks/Cole, 1991.
Cita MLA (8a ed.)Hickey, Eric W. Serial Murderers and Their Victims. Brooks/Cole, 1991.
Precaución: Estas citas no son 100% exactas.