Swan, John
Contracts cases, Notes, and Materials
Emond Montgomery Publications Limited, 1985
 Buku Teks
Milner's cases and materials on contracts
edited by S.M. Waddams
University of Toronto Press, 1971
 Buku Teks SO
Murray, John Edward
Cases and materials on contracts
Bobbs-Merrill, 1976
 Buku Teks SO
Stone, Richard
Law of contract : cases and materials
Blackstone Press, 1996
 Buku Referensi
McGarvie, R.E. [Richard Elgin], 1926-
Cases and Materials on contract
Law Book Company, 1975
 Buku Teks SO