TY - BOOK AU - Nague, Ferdinand Asejo. TI - Hornbook on customs tariff classification volume 1 SN - 9786210700619 U1 - Fil 348.087 N152 2025 v.1 c.1 PY - 2025/// CY - Quezon City PB - Central Book Supply, Inc. KW - Tariff - Law and legislation - Philippines KW - International trade KW - Foreign trade regulation ER -