Bogdan, Michael
Kluwer Norstedts Juridik Tano, 1994
Buku Teks
Henn, Harry G., author
West Publishing, 1961
Buku Teks
Henn, Harry G., author
West Publishing, 1970
Buku Teks
Hamilton, Robert W., author
West Publishing, 1992
Buku Teks
Palsson, Lennart, 1933-, author
Sijthoff, 1974
Buku Teks