Philippines (Republic). The National Library. (1974). Philippine national bibliography. Jan.-Feb. 1974-. The National Library.
Chicago-viite (17. p.)Philippines (Republic). The National Library. Philippine National Bibliography. Jan.-Feb. 1974-. Manila: The National Library, 1974.
MLA-viite (9. p.)Philippines (Republic). The National Library. Philippine National Bibliography. Jan.-Feb. 1974-. The National Library, 1974.
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