Philippines National Statistics Office. (2003). 2003 Commodity flow in the Philippines. National Statistics Office.
Citazione stile Chigago Style (17a edizione)Philippines National Statistics Office. 2003 Commodity Flow in the Philippines. Manila: National Statistics Office, 2003.
Citatione MLA (9a ed.)Philippines National Statistics Office. 2003 Commodity Flow in the Philippines. National Statistics Office, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.