Carvan, John
A guide to business law
LBC Information Services, 1997
 Buku Teks
Carvan, John
A guide to business law
LBC Information Services Holmes Beach, 1997
 Buku Teks
LSD (Law, Society & Development)
Universitas Indonesia,
 Majalah, Jurnal, Buletin
Law in culture and society
edited by Laura Nader
Aldine, 1969
 Buku Teks
Law in culture and society
edited by Laura Nader
Berkeley University of California , 1997
 Buku Teks