Departemen Luar Negeri RI, 1989
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Evans, Gareth, author
Melbourne Univer, 1991
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Nyiayu Kurnia Afrianti, author
Fakultas Hukum Universitas Indonesia, 2010
UI - Tesis (Open)
Nazula Harfiyati, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2014
UI - Tesis (Membership)
Adamthwaite, Anthony P.
ST. Martin's Press, 1981
Buku Teks