Philippines. Dept. of Foreign Affairs & Foreign Service Institute (Philippines). (2007). Joined by history. Foreign Service Institute.
Čikaški stil citiranja (17. izdanje)Philippines. Dept. of Foreign Affairs i Foreign Service Institute (Philippines). Joined by History. Pasay City, Metro Manila : Dept. of Foreign Affairs: Foreign Service Institute, 2007.
MLA način citiranja (9. izdanje)Philippines. Dept. of Foreign Affairs i Foreign Service Institute (Philippines). Joined by History. Foreign Service Institute, 2007.
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