Cita APA (7th ed.)

Philippines. (1988). Tariff and customs code of the Philippines. Philippine Tariff Commission.

Cita Chicago (17th ed.)

Philippines. Tariff and Customs Code of the Philippines. Quezon City: Philippine Tariff Commission, 1988.

Cita MLA (9th ed.)

Philippines. Tariff and Customs Code of the Philippines. Philippine Tariff Commission, 1988.

Atenció: Aquestes cites poden no estar 100% correctes.