APA-Zitierstil (7. Ausg.)

Joyce, T. J. (2006). Further tests of abortion and crime: A response to Donohue and Levitt (2001, 2004, 2006). National Bureau of Economic Research.

Chicago-Zitierstil (17. Ausg.)

Joyce, Theodore J. Further Tests of Abortion and Crime: A Response to Donohue and Levitt (2001, 2004, 2006). National Bureau of Economic Research, 2006.

MLA-Zitierstil (9. Ausg.)

Joyce, Theodore J. Further Tests of Abortion and Crime: A Response to Donohue and Levitt (2001, 2004, 2006). National Bureau of Economic Research, 2006.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.