Rizki Rachmawati Kusumawardani, author
2012
UI - Tesis (Open)
Hady Evianto, author
Universitas Indonesia, 1985
UI - Skripsi (Membership)
Tobing, David M. L., author
Timpani Publishing, 2007
Buku Teks
Nasution, Az., author
Diadit Media, 2011
Buku Teks
Nasution, Az., author
Diadit Media, 2011
Buku Teks