Spencer, R. F., & Johnson, E. (1960). Atlas for anthropology. WM. C. Brown.
Cita Chicago (17th ed.)Spencer, Robert F., i Elden Johnson. Atlas for Anthropology. Dubuque: WM. C. Brown, 1960.
Cita MLA (9th ed.)Spencer, Robert F., i Elden Johnson. Atlas for Anthropology. WM. C. Brown, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.