Dyfyniad APA

Philippines (Republic). The National Library. (1974). Philippine national bibliography. Jan.-Feb. 1974-. The National Library.

Dyfyniad Arddull Chicago

Philippines (Republic). The National Library. Philippine National Bibliography. Jan.-Feb. 1974-. Manila: The National Library, 1974.

Dyfyniad MLA

Philippines (Republic). The National Library. Philippine National Bibliography. Jan.-Feb. 1974-. The National Library, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.