University of Southern California, 2014
Buku Referensi
Weinstein, Rhona S., author
Oxford University Press, 2016
eBooks
Giuseppe De Palo, Mary B. Trevor, editor
Kluwer Law International, 2007
Buku Teks
Smith, Elizabeth A. T.
Taschen, 2002
Buku Teks
Cambridge, Mass, 1989
Buku Teks