Sihombing, T.M.
Filsafat Batak : tentang kebiasaan-kebiasaan adat istiadat / T.M. Sihombing
Balai Pustaka, 1986
Buku Teks SO
Muhammad, Wan Ramli Wan
Adat resam : Masyarakat Malaysia
KeKKWa, 2006
Buku Teks
Tan, Giok-Lan
The Chinese of Sukabumi : a study in social and cultural accommodation
Cornell University, 1963
Buku Teks
Miller, James A.
Imlil: a moroccan mountain community in change/ James A. Miller.
Westview Press, 1984
Buku Teks
Gillespie, Marie
Television, ethnicity and cultural change
Routledge , 1995
Buku Teks SO