Pichay, N. B. (2012). The Honor of the Senate: 44 days of an impeachment trial. The Senate of the Republic of the Philippines.
Chicago-referens (17:e uppl.)Pichay, Nicolas B. The Honor of the Senate: 44 Days of an Impeachment Trial. Pasay City, Philippines: The Senate of the Republic of the Philippines, 2012.
MLA-referens (9:e uppl.)Pichay, Nicolas B. The Honor of the Senate: 44 Days of an Impeachment Trial. The Senate of the Republic of the Philippines, 2012.
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