Hibberd, Peter
Blackwell Science, 1999
Buku Teks
Newman, Paul
Blackwell Science, 1999
Buku Teks
Sujud Margono, author
Ghalia Indonesia, 2000
Buku Teks
K. Fathurahman P.N.J., author
2016
UI - Tesis (Membership)
Cindy Miranti, author
Fakultas Ilmu Administrasi Universitas Indonesia, 2015
UI - Skripsi Membership