Waddams, S.M.
The Law of Contracts
Canada Law Book INC, 1984
Buku Teks
Calamari, John D.
The law of contracts
West Publishing, 1987
Buku Teks SO
Calamari, John D.
The law of contracts
West Publishing, 1987
Buku Teks SO
Data processing and the law / Edited by Colin Campbell
Sweet & Maxwell, 1984
Buku Teks SO
Eisenberg, Melvin A.
Contracts Gilbert law summaries
Harcourt Brace, 1994
Buku Teks