Grant, Michael
Charles Scribner's Sons, 1969
Buku Teks
Cerver, Francisco Asensio
Arco Editorial, [1997]
Buku Teks
Giuseppe De Palo, Mary B. Trevor, editor
Kluwer Law International, 2007
Buku Teks
editors, Sergi Sabater, Antoni Ginebreda, Damia Barcelo
Springer, 2012
eBooks
Zacharias, Eric
Springer, 2012
eBooks