(2007). Foreign trade statistics of the Philippines: 2006. NSO Monthly Bulletin Statistics.
Chicago Style aipamena"Foreign Trade Statistics of the Philippines: 2006." NSO Monthly Bulletin Statistics 2007.
MLA aipamena"Foreign Trade Statistics of the Philippines: 2006." NSO Monthly Bulletin Statistics, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.