Linton, Ralph, 1893-1953, author
Field Museum Press, 1926
Buku Teks
Firth, Raymond, author
George Allen and Unwin, 1936
Buku Teks
Chandler Publishing Co., 1971
Buku Teks
Huntington, Samuel P., author
Simon & Schuster, c1996
Buku Teks
Huntington, Samuel P., author
Simon and Schuster, 1997
Buku Teks