APA-Zitierstil (7. Ausg.)

Hatton, T. J., & Williamson, J. G. (2001). Demographic and economic pressure on emigration out of Africa.

Chicago-Zitierstil (17. Ausg.)

Hatton, Timothy J., und Jeffrey G. Williamson. Demographic and Economic Pressure on Emigration Out of Africa. Cambridge, Mass, 2001.

MLA-Zitierstil (9. Ausg.)

Hatton, Timothy J., und Jeffrey G. Williamson. Demographic and Economic Pressure on Emigration Out of Africa. 2001.