Philippines (Republic). Industrial Development Center & '. (1955). Report. [IDC.
Cita Chicago (17th ed.)Philippines (Republic). Industrial Development Center i '. Report. Manila: [IDC, 1955.
Cita MLA (9th ed.)Philippines (Republic). Industrial Development Center i '. Report. [IDC, 1955.
Atenció: Aquestes cites poden no estar 100% correctes.