Wittfogel, Karl A., author
American Philosophical Society, 1949
Buku Teks
Mona Lohanda, author
Djambatan, 1996
Buku Teks
Siaw, Laurence K.L.
Oxford University Press, 1983
Buku Teks
Artikel Jurnal
Brandt, Conrad, author
George Allen and Unwin, 1959
Buku Teks