Liu, James T. C.
Reform in Sung China : Wang An-shih (1021-1086) and his new policies / James T.C. Liu
Harvard University Press, 1959
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China and the world community
edited by Ian Wilson
Angus and Robertson, 1973
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Barnett, Arthur Doak
Communist China in perspective
Frederick A. Praeger, 1962
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Hsieh, Pao Chao
The Government of China (1644-1911)
Octagon Books, 1966
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Dreyer, June Teufel, 1939-
China's political system: modernization and tradition
Routledge, Taylor and Francis Group, 2019
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