Investment laws of the world
New York: Oceana Publications, 1994,
 Buku Referensi
Investment laws of the world
New York: Oceana Publications, 1990,
 Buku Referensi
Investment laws of the world
New York: Oceana Publications, 1994,
 Buku Referensi
Investment laws of the world
New York: Oceana Publications, 1994,
 Buku Referensi
Investment laws of the world
Oceana Publications, 1994
 Buku Referensi