Horn, Paul V.
International trade principles and practices
Prentice-Hall, 1959
Buku Teks
Horn, Paul V.
International trade : principles and practices
Prentice-Hall, 1955
Buku Teks
Horn, Paul V.
International trade : principles and practices
Prentice-Hall, 1959
Buku Teks
Houtte, Hans Van
The law of international trade
Sweet & Maxewell, 1995
Buku Referensi
Kelsen, Hans
Principles of international law
Holt, Rinehart and Winston, 1967
Buku Teks