Chandra Hartanto
Analisis pengenalan objek kapal perang berdasarkan pendekatan fitur dengan metode scale invariant feature transform
2012
 UI - Skripsi Open
A World directory of criminological institutes
UNICRI, 1995
 Buku Referensi
Indonesian capital market directory 1996
Institute for Economic and Financial Research
KDEI, 1996
 Buku Referensi
Hansen, Peter
Directory of the world's largest service companies
New York : United Nations Centre on Transnational Corporations, 1990,
 Buku Referensi
The leading hotels of the world : 2000 directory.
Leading Hotels of the World, 2000
 Buku Teks SO