Stone, Richard, author
The modern law of contract
Cavandish , 2003
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Stone, Richard, author
Law of contract : cases and materials
Blackstone Press, 1996
 Buku Referensi
Fuller, Lon L., author
Basic contract law
West Publishing, 1964
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Scott, Robert E., author
Contract law and theory
Michie, 1988
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Cracknell, D.G., author
Obligations: Contract law
Old Bailey Press, 2002
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