McGraw-Hill , 2000
Buku Teks
Indonesia Finance Today,
Majalah, Jurnal, Buletin
Jong-Wha, Lee, author
World Scientific, 2016
Buku Teks
Mitroff, Ian I., author
American Management Association, 2005
eBooks
Japan Research Institute for Internaional Relations, 1990
Buku Teks