Harteveld, A.E.
Gouda Quint,, 1994
Buku Teks
Fery Subekti, author
2012
UI - Tesis (Open)
Vellinga, W.H., author
H.D. Tjeenk Willink, 1979
Buku Teks
Pardede, Charles Rio Valentine, author
Sekolah Kajian Stratejik dan Global Universitas Indonesia, 2022
UI - Tesis (Membership)
Rajagukguk, Jekson, author
Universitas Indonesia, 2015
UI - Skripsi (Membership)