Adams, Kenneth A., author
American Bar Association, 2008
Buku Teks
Kenneth A. Adams, author
United States of America, 2008
Buku Teks
Chambers, Harold L., author
Prentice-Hall, 1980
Buku Referensi
Hasanuddin Rahman, author
Citra Aditya Bakti, 2003
Buku Teks
The University of Chicago Press, 2010
Buku Teks