Kincaid, D. Lawrence, author
LP3ES, 1985
Buku Teks
Green, Andy, author
Erlangga, 2004
Buku Teks
M. Bashori Imron , author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 1998
UI - Tesis (Membership)
Moore, H. Frazier, author
Remaja Rosdakarya, 1981
Buku Teks
Lwin, May, author
Prentice-Hall, 2003
Buku Teks