Febrina Shakuntala, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2011
UI - Skripsi (Open)
XL. Effendi Budi P., author
Gradien Books , 2006
Buku Teks
Kapoor, Jack R., 1937-, author
McGraw-Hill/Irwin, 2004
Buku Teks
Richards, R. Malcolm, author
Scott, Foresman, 1984
Buku Teks
Unger, Maurice A., author
Allyn and Bacon, 1969
Buku Teks