Pangalangan, R. C. (2021). Philippine materials in international law. Brill Nijhoff.
芝加哥风格引文Pangalangan, Raul C. Philippine Materials in International Law. Leiden, The Netherlands, Boston: Brill Nijhoff, 2021.
MLA引文Pangalangan, Raul C. Philippine Materials in International Law. Brill Nijhoff, 2021.
警告：这些引文格式不一定是100％准确.