Heater, Derek, author
Longman, 1990
Buku Teks
Ople, Blas F. author
Institute for Public Policy, 2001
Buku Teks
Cohen, L. Jonathan, author
Basil Blackwell, 1954
Buku Teks
Hansen, Phillip
Polity Press , 1993
Buku Teks
Nandha Julistya, author
2015
UI - Tesis (Membership)