Crabb, John H.
Fred B. Rothman and Company, 1982
Buku Teks
James, Fleming
Little, Brown and Company, 1977
Buku Teks
West , 1985
Buku Teks
Cound, John J.
West , 1974
Buku Teks
Team Pengajar Fakultas Hukum Universitas Indonesia
Universitas Indonesia, 2000
Buku Teks