Sinha, S. Prakash, author
Martinus Nijhoff, 1971
Buku Teks
Martinus Nijhoff , 1990
Buku Teks
Detter, Ingrid, author
Darmouth, 1994
Buku Teks
Brownlie, Ian, author
Oxford University Press, 1966
Buku Teks
Winship, Peter, author
St.paul Minn, 2000
Buku Teks