Artikel Jurnal
Henderson-Sellers, B., author
John Wiley & Sons, 1987
Buku Teks
Kumurur, Veronica Adelin, author
Program Pascasarjana Universitas Indonesia, 1998
UI - Tesis (Membership)
2010
Artikel Jurnal
Agus Sediadi, author
2011
UI - Disertasi (Open)