Villarroel, Hector K. Gregorio Aglipay Y. Labayan Hector K. Villarroel - Manila : Philippine Textbook Publisher : Eminent Filipinos, 1965. - 4 leaves : illustration ; 29 cm. Subjects--Topical Terms: Aglipay, Gregorio, 1860 - 1940 --Philippines LC Class. No.: Box : Aglipay / CIAS-VF-0067