Roberts, D. (1992). Isolation, migration and health: 33rd symposium volume of the Society for the Study of Human Biology. Cambridge University Press.
Chicago-referens (17:e uppl.)Roberts, D.F. Isolation, Migration and Health: 33rd Symposium Volume of the Society for the Study of Human Biology. Cambridge: Cambridge University Press, 1992.
MLA-referens (9:e uppl.)Roberts, D.F. Isolation, Migration and Health: 33rd Symposium Volume of the Society for the Study of Human Biology. Cambridge University Press, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.