Eberhard, Wolfram
A History of China / Wolfram Eberhard,
Routledge & Kegan Paul, 1952
 Buku Teks
Eberhard, Wolfram
Chinas Geschichte /Wolfram Eberhard
Franche Ag, 1948
 Buku Teks
White, Lynn
Medieval technology and social change
Oxford University Press, 1962
 Buku Teks
Du Bois, Cora Alice, 1903-1991
Social forces in Southeast Asia
University of Minesota Press, 1949
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Social forces in the middle east
edited by Sydney Nettleton Fisher
Cornell University Press , 1955
 Buku Teks