Severino, Rodolfo C., Jr.
ASEAN Secretariat, 1999
Buku Teks SO
IMF-BI , 1996
Buku Teks SO
ISEAS Publishing, 2015
eBooks
The Institute of Strategic and International Studies (ISIS) Malaysia,, 1987
Buku Teks SO
edited by H.W. Arndt and Hal Hill
ISEAS, 1999
Buku Teks SO