Burmalis Ilyas, author
Program Pascasarjana Universitas Indonesia, 2005
UI - Tesis (Membership)
Hutagaol, Stephan Anggita, author
Universitas Indonesia, 2003
UI - Skripsi (Membership)
Fokusmedia, 2003
Buku Teks
Ibrahim Hasyim, author
Bintang Satu Media, 2017
Buku Teks
Universitas Indonesia, 2003
UI - Skripsi (Membership)