Sitorus, Roy Tulus Martin, author
Program Pascasarjana Universitas Indonesia, 2005
UI - Tesis (Membership)
Unggul Widiyo Saputro, author
Program Pascasarjana Universitas Indonesia, 2005
UI - Tesis (Membership)
McLeod, John, author
Kencana, 2003
Buku Teks
Artikel Jurnal
Artikel Jurnal