Indonesian capital market directory 1996
Institute for Economic and Financial Research
KDEI, 1996
 Buku Referensi
Indonesian capital market review
FEUI - Management Research Center (MRC), {s.a}
 Majalah, Jurnal, Buletin
Indonesian capital market and the resources sector
 Artikel Jurnal
International directory of arts 15th edition
Art Address Verlag Muller GMBH , 1982
 Buku Referensi
Silverstone, Paul H.
Directory of the world's capital ships
Ian Allan ltd, 1984
 Buku Referensi