Grant, Michael
Charles Scribner's Sons, 1969
Buku Teks
Giuseppe De Palo, Mary B. Trevor, editor
Kluwer Law International, 2007
Buku Teks
I. Casasus, editor
[, Wageningen Academic], 2012
eBooks
Bouche, R., editor
Wageningen Academic, 2011
eBooks
Redouane Choukr-Allah, editor
[, Springer], 2012
eBooks