Trisagiong capampangan a meangu caring librong micalubus nang capaintulutan qng Autoridad Eclesiasitica [microform]. (Quezon City Photoduplication Service,University of the Philippines Library, 1974)
Originally published in Bacolor, Pamp., Imprenta de Cornelio A. Pabalan Byron [n. d.].
Keywords: Catholic Church. Liturgy and rituals