Introduction to law and the legal process /​ by Bernard F. Cataldo ...[etal]
J. Wiley, 1965
 Buku Teks
Anson, William R., Sir
Principles of the law of contract : with a chapter on the law of agency
Oxford University Press, 1930
 Buku Teks
Contract law : selected source materials
selected and edited by Steven J. Burton, Melvin A. Eisenberg
West Publishing, 1996
 Buku Teks
Setiawan
Naskah akademik peraturan perundang-undangan tentang hukum perikatan / Setiawan
Badan Pembinaan Hukum Nasional, Kementerian Hukum dan HAM Republik Indonesia, 1994
 Buku Referensi
McKendrick, Ewan
Contract law text, cases and materials
Oxford University Press, 2012
 Buku Teks