Hauser, P. M., & Elkhanialy, H. (1981). North-South problems from the demographic viewpoint. Population Research Institute, Nihon University.
Chicago-referens (17:e uppl.)Hauser, Philip M., och Hekmat Elkhanialy. North-South Problems from the Demographic Viewpoint. Tokyo: Population Research Institute, Nihon University, 1981.
MLA-referens (9:e uppl.)Hauser, Philip M., och Hekmat Elkhanialy. North-South Problems from the Demographic Viewpoint. Population Research Institute, Nihon University, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.