Jusuf Panglaykim, 1922-1986
Centre for Strategic and International Studies, 1979
Buku Teks SO
Canberra the Australian Academy of Science 1994,
Buku Referensi
Bateman, Sam
Routledge, 2020
eBooks
edited by Dilip K. Das
Prentice-Hall, 1996
Buku Teks SO
edited by Chung H. Lee, Seiji Naya
Wsetview Press, 1988
Buku Teks