APA
Philippine Tariff Commission, . (2001). A Primer on new developments in trade and tariff policy. Quezon City: Philippine Tariff Commission.
Chicago
Philippine Tariff Commission, . 2001. A Primer on new developments in trade and tariff policy. Quezon City: Philippine Tariff Commission.
Harvard
Philippine Tariff Commission, . (2001). A Primer on new developments in trade and tariff policy. Quezon City: Philippine Tariff Commission.
MLA
Philippine Tariff Commission, . A Primer on new developments in trade and tariff policy. Quezon City: Philippine Tariff Commission. 2001.