Iswandi, author
2003
UI - Tesis (Membership)
Hambali Thalib, author
Kencana, 2009
Buku Teks
Hutabarat, Irawati, author
Universitas Indonesia, 2011
UI - Tesis (Open)
Limbong, Bernhard, author
Margaretha Pustaka , 2012
Buku Teks
Universitas Indonesia, 2002
UI - Skripsi (Membership)