Libo-on, Ancel Jann C. co-author Macas, Andrie P. co-author Montaęz, Archie M. co-author Salvaleon, Arian Mae D. co-author Tenorio, Jessa Mei V. co-author ix, 104 pages TH TH 378.242 A2781 2026 20260623143334.0