Trebach, Arnold S.
Rutgers University Pres, 1964
Buku Teks
Andrew Ashworth, Alison Macdonald, Ben Emmerson
Sweet & Maxwell , 2012
Buku Teks
Cooper, Michael H., author
John Wiley & Sons, 1975
Buku Teks
Martinus nNijhoff Publisher, 1982
Buku Teks
Schmid, Evelyne, author
Cambridge University Press, 2015
Buku Teks