Shennan, S. (1998). Population and demography. World archaeology 30,2.
Chicago Style aipamenaShennan, Stephen. "Population and Demography." World Archaeology 30,2 1998.
MLA aipamenaShennan, Stephen. "Population and Demography." World Archaeology 30,2 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.