edited by Paul Bohannan and John Middleton
Natural History Press, 1968
Buku Teks
Choi, Jae-sok, 1926-
Jimoondang , 2011
Buku Teks
edited by Peter M. Blau
Open Books, 1976
Buku Teks
Keesing, Roger M.
Holt, Rinehart and winston, 1975
Buku Teks
Merton, Robert K.
Free Press, 1957
Buku Teks