Stone, Richard
Text, cases and materials on contract law
Routledge, 2017
 Buku Teks
Thampapillai, Dilan
Contract law : text and cases
Oxford University Press, 2011
 Buku Teks
Stone, Richard
Law of contract : cases and materials
Blackstone Press, 1996
 Buku Referensi
Camparative law : cases-text-materials
edited by Rudolf Schlesinger
Foundation Press, 1959
 Buku Teks SO
Schlesinger, Rudolf B.
Comparative law cases-text-materials
Stevens & Sons, 1960
 Buku Klasik