Spanogle, John A., author
International sales law a problem oriented coursebook
St. Paul Minn, 2000
 Buku Teks
Starke, J.G., author
Pengantar hukum internasional
Sinar Grafika, 2003
 Buku Teks
Hukum internasional buku B
Tim pengajar hukum internasional
Universitas Indonesia, 2000
 Buku Teks
Brierly, J. L. (James Leslie), author
The basis of obligation in international and other papers
At The Clarendon Press, 1959
 Buku Teks
Brierly, J. L. (James Leslie), author
The basis of obligation in international law and other papers
At The Clarendon Press, 1958
 Buku Teks