Nemeth, Charles P., author
Jones and Bartlett, 2011
Buku Teks
Katz, David L., author
Wolters Kluwer, 2015
Buku Teks
Watt, Alan
Angus and Robertson in Association with the Australian Institute of International Affairs, 1972
Buku Teks
Watt, Mildred
The Hawthorn Press, 1972
Buku Teks
Zahri Kurniawan, author
2013
UI - Tesis (Membership)