Indonesian oil & gas procurement directory 2001
Indonesian Oil & Gas Online
Indonesian Oil & Gas Online, 2001
 Buku Referensi
Indonesian Petroleum Directory 2002
IOGdirectory, 2002
 Buku Teks SO
Indonesian oil & gas procurement directory 2001
Indonesian Oil & Gas Online, 2001
 Buku Referensi
Indonesian Oil & Gas Directory 2002
The IOG chronicle
Prosinergi Multitama, 2002
 Buku Referensi
Indonesian oil and gas directory 2002/Indonesian Oil and Gas
Indonesian Oil and Gas, 2002
 Buku Referensi