The Society for History Education,Inc., California :The Society for History Education, Inc
Majalah, Jurnal, Buletin
Wood, H.G.
London Oxford University Press 1957
Buku Teks
Hall, H. R.
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Buku Teks
Singapore Archipelago Press 1996,
Buku Referensi
Grayson, James Huntley
New York : Routledge Curzon, 2005
Buku Teks