Jakarta : Prapanca
Majalah, Jurnal, Buletin
Japan : College of foreign languages Himeji Dokkyo University, 2006,
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Winnipeg : University of Manitoba
Majalah, Jurnal, Buletin
New York : The Center for strategic and international studies of Georgetown University
Majalah, Jurnal, Buletin
Seoul Seoul National University Press 2004
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