Gerson, Sharon J., 1948-, author
Prentice-Hall, 1992
Buku Teks
Sugiyarto, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2005
UI - Tesis (Membership)
Frederick E. Giesecke [and others]
Pearson education International, Prentice Hall, 2009
Buku Teks
Stapf, Helmut
"Leipzig: Edition, 1967",
Buku Teks
Buku Teks