Philippine Tariff Commission. (1989). Alphabetical index to the hormonized commodity description and coding system. The Commission.
Chicago-viite (17. p.)Philippine Tariff Commission. Alphabetical Index to the Hormonized Commodity Description and Coding System. Quezon City: The Commission, 1989.
MLA-viite (9. p.)Philippine Tariff Commission. Alphabetical Index to the Hormonized Commodity Description and Coding System. The Commission, 1989.
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