Smith, Robert J.
Stanford Univerisity Press, 1974
Buku Teks
Ellwood, Jr., Robert S.
Oyasato Research Institute Tenri University,, 1982
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Kupperman, Joel
Oxford University Press , 2007
Buku Teks
Artikel Jurnal
Kasi, N.M.
International Association of Historians of Asia (IAHA), 1974
Buku Teks