Cita APA

Metals Industry Research and Development Center. Information and Industrial Economics Department. (1972). Primary iron and steel industry of the Philippines. s.n.

Citación estilo Chicago

Metals Industry Research and Development Center. Information and Industrial Economics Department. Primary Iron and Steel Industry of the Philippines. [Manila: s.n, 1972.

Cita MLA

Metals Industry Research and Development Center. Information and Industrial Economics Department. Primary Iron and Steel Industry of the Philippines. s.n, 1972.