UP Manila University Research Council. (1997). UP Manila research manual. UP Manila University Research Council.
芝加哥风格引文UP Manila University Research Council. UP Manila Research Manual. Ermita, Manila: UP Manila University Research Council, 1997.
MLA引文UP Manila University Research Council. UP Manila Research Manual. UP Manila University Research Council, 1997.
警告：这些引文格式不一定是100％准确.