BEALS, R. L. An introduction to anthropology. Macmillan Publ. Co.
Lua i Stíl Chicago (17ú heag.)BEALS, Ralph L. An Introduction to Anthropology. Macmillan Publ. Co.
Lua MLA (8ú heag.)BEALS, Ralph L. An Introduction to Anthropology. Macmillan Publ. Co.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.