Ju, Hailong, author
World Scientific Publishing Company, 2015
Buku Teks
Snow, Donald M., author
Pearson Longman, 2007
Buku Teks
Dino Patti Djalal, 1965-, author
Centre for Strategic and International Studies, 1996
Buku Teks
Siti Authira Lanacitra, author
2017
UI - Tugas Akhir
Klein, Natalie, author
Oxford Univesity Press, 2012
Buku Teks