Philippines : De La Salle Univesrsity-Manila, 2005,
Majalah, Jurnal, Buletin
The Commission , 1979
Buku Teks
The Commisions, [199.]
Buku Teks
Honolulu : International Secretariat of the Institute of Pasific Relations
Majalah, Jurnal, Buletin
Harvard Business School, 2009
Majalah, Jurnal, Buletin