Chang, John K.
Aldine, 1969
Buku Teks
Saric, Sasa
Springer, 2012
eBooks
Richman, Barry M.
Random House, 1969
Buku Teks
Basil Blackwell for the United Nations Industrial Development Organization, 1991
Buku Teks
Saragih, Sorang Afril Srihayati
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2012
UI - Skripsi Open