Duvall, J. G., Ember, M., & Ember, C. R. (1999). Cultural anthropology, ninth edition [by]Carol R. Ember, Melvin Ember: Study guide. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Duvall, James G., Melvin Ember, agus Carol R. Ember. Cultural Anthropology, Ninth Edition [by]Carol R. Ember, Melvin Ember: Study Guide. Upper Saddle River, N.J: Prentice-Hall, 1999.
Lua MLA (9ú heag.)Duvall, James G., et al. Cultural Anthropology, Ninth Edition [by]Carol R. Ember, Melvin Ember: Study Guide. Prentice-Hall, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.