Thermstern, Stephen
Cambridge, Harvard University Press
Buku Teks
Lipset, Seymour Martin, author
University of California, 1967
Buku Teks
Beg, M.A.J.
Malaysia Press, 1981
Buku Teks
Schouten, M.J.C.
Leiden KITLV Press , 1998
Buku Teks
edited by Kirsten Hastrup and Karen Fog Olwig
Cambridge University Press, 2012
Buku Teks