Philippines. Congress (1987- ). Senate & Philippines. Congress (1987- ). Senate. Ad Hoc Committee for the Senate Memorabilia for the 15th Congress. (2013). Senate memento 2013. Senate of the Philippines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Philippines. Congress (1987- ). Senate και Philippines. Congress (1987- ). Senate. Ad Hoc Committee for the Senate Memorabilia for the 15th Congress. Senate Memento 2013. Manila: Senate of the Philippines, 2013.
Παραπομπή σε μορφή MLA (9th εκδ.)Philippines. Congress (1987- ). Senate και Philippines. Congress (1987- ). Senate. Ad Hoc Committee for the Senate Memorabilia for the 15th Congress. Senate Memento 2013. Senate of the Philippines, 2013.
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