Duldulao, M. D. (2007). A century of Philippine legislature: Timelines of events, people, and laws that shaped the Filipino nation. Unang Letra Pub.
Citace podle Chicago (17th ed.)Duldulao, Manuel D. A Century of Philippine Legislature: Timelines of Events, People, and Laws That Shaped the Filipino Nation. Pasig City: Unang Letra Pub, 2007.
Citace podle MLA (9th ed.)Duldulao, Manuel D. A Century of Philippine Legislature: Timelines of Events, People, and Laws That Shaped the Filipino Nation. Unang Letra Pub, 2007.
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