Ember, C. R., & Ember, M. (1988). Anthropology (Fifth edition.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Ember, Carol R., agus Melvin Ember. Anthropology. Fifth edition. Englewood Cliffs, New Jersey: Prentice-Hall, 1988.
Lua MLA (9ú heag.)Ember, Carol R., agus Melvin Ember. Anthropology. Fifth edition. Prentice-Hall, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.