Castro, P. A., & Syquia, E. P. (1995). Diplomacy, international law & trade by Filipinos. Philippine Branch of the International Law Associaton.
Chicago Style (17. basım) AtıfCastro, Pacifico A., ve Enrique P. Syquia. Diplomacy, International Law & Trade by Filipinos. Metro Manila: Philippine Branch of the International Law Associaton, 1995.
MLA (9th ed.) AtıfCastro, Pacifico A., ve Enrique P. Syquia. Diplomacy, International Law & Trade by Filipinos. Philippine Branch of the International Law Associaton, 1995.
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