Metals Industry Research and Development Center. Information and Industrial Economics Department. (1972). Primary iron and steel industry of the Philippines. s.n.
Chicago Style (17th ed.) CitationMetals Industry Research and Development Center. Information and Industrial Economics Department. Primary Iron and Steel Industry of the Philippines. [Manila: s.n, 1972.
MLA (9th ed.) CitationMetals Industry Research and Development Center. Information and Industrial Economics Department. Primary Iron and Steel Industry of the Philippines. s.n, 1972.
Warning: These citations may not always be 100% accurate.