PURBA, V. (2002). Kontrak Jual beli Barang Internasional[Konvensi Vienna 1980]. Program Pascasarjana FH UI.
Chicago Style (17th ed.) CitationPURBA, Victor. Kontrak Jual Beli Barang Internasional[Konvensi Vienna 1980]. Program Pascasarjana FH UI, 2002.
MLA引文PURBA, Victor. Kontrak Jual Beli Barang Internasional[Konvensi Vienna 1980]. Program Pascasarjana FH UI, 2002.
警告:这些引文格式不一定是100%准确.