Philippines (Republic) Laws, statutes, etc. (1977). Revised tariff and customs code of the Philippines. Republic Act no. 1937, effective July 1, 1957 [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17th ed.) CitationPhilippines (Republic) Laws, statutes, etc. Revised Tariff and Customs Code of the Philippines. Republic Act No. 1937, Effective July 1, 1957 [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
MLA (9th ed.) CitationPhilippines (Republic) Laws, statutes, etc. Revised Tariff and Customs Code of the Philippines. Republic Act No. 1937, Effective July 1, 1957 [microform]. Photoduplication Service, University of the Philippines Library, 1977.
Warning: These citations may not always be 100% accurate.