Foster, G. M. (1979). Long-term field research in social anthropology. Academic Press.
Lua i Stíl Chicago (17ú heag.)Foster, George McClelland. Long-term Field Research in Social Anthropology. New York: Academic Press, 1979.
Lua MLA (8ú heag.)Foster, George McClelland. Long-term Field Research in Social Anthropology. Academic Press, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.