Simon, Yves R.
The University of Chicago Press, 1951
Buku Teks
Artikel Jurnal
MacIver, Robert M., author
Oxford, 1926
Buku Teks
McAllister, James Alexander, author
McGill-Queens University Press, 1984
Buku Teks
edited by Clifford Geertz
Free Press , 1965
Buku Teks