Jhong, Jianhu
Foreign trade contract law in China
Sweet and Maxwell Asia, 1998
 Buku Teks
Elliot, Catherine
Contract law
Longman , 2001
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McKendrick, Ewan
Contract law
Macmillan, 1994
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Higgins, P. F. P.
Law of Contract
Butterworth, 1974
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Richards, Paul H.
Law of Contract
Pitman, 1999
 Buku Teks