Aldhira Pramantari
Universitas Indonesia, 2015
UI - Skripsi (Membership)
Indri Muharani
2016
UI - Skripsi (Membership)
Melville, Herman, 1819-1891
Random House, 1999
Buku Teks
Saragih, Erina N.
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Tokyo : The Japan Institute of International Affairs
Majalah, Jurnal, Buletin