Radjagukguk, Erman
Perbandingan sistim hukum civil law-common law (Bahan diskusi program doktor)
Program Pascasarjana Universitas Indonesia, 2004
 Buku Teks SO
Hardijan Rusli
Hukum perjanjian Indonesia dan common law
Pustaka Sinar Harapan, 1996
 Buku Teks
Radjagukguk, Erman
Perbandingan budaya hukum : Amerika, China, Jepang, Korea, Europe, Indonesia (Bahan diskusi program doktor)
Program Pascasarjana Universitas Indonesia, 2004
 Buku Teks SO
Holmes, Oliver Wendell
The common law
Little, Brown, 1923
 Buku Teks
Holmes, Oliver Wendell
The common law
Little, Brown, 1963
 Buku Teks