APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.