Kluwer Law International, 1980
Buku Teks
edited by Olivera Simic
Springer, 2012
eBooks
edited by Mario Paz
Chapman & Hall, 1994
Buku Referensi
Mann, Richard A., author
South Western Cengage Learning, 2011
Buku Teks
MacTaggart, Terrence J.
Jossey-Bass , 19989
Buku Teks