Beals, R. L., Hoijer, H., & Beals, A. R. (1977). An introduction to anthropology (5th ed.). EDCA Pub.
Lua i Stíl Chicago (17ú heag.)Beals, Ralph Leon, Harry Hoijer, agus Alan R. Beals. An Introduction to Anthropology. 5th ed. Quezon City: EDCA Pub, 1977.
Lua MLA (9ú heag.)Beals, Ralph Leon, et al. An Introduction to Anthropology. 5th ed. EDCA Pub, 1977.
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