VALERA, Elizabeth. PRESERVING THE TINGUIAN CULTURAL HERITAGE: MOTHER TONGUE-BASED MULTI-LINGUAL EDUCATION AS TOOL: Preserving cultural heritage; Tinguian; Ilocano; First Language; Mother Tongue-Based Multi- lingual Education. Journal Sampurasun : Interdisciplinary Studies for Cultural Heritage, [S. l.], v. 2, n. 1, p. 79, 2016. DOI: 10.23969/sampurasun.v2i01.123. Disponível em: https://journal.unpas.ac.id/index.php/sampurasun/article/view/123. Acesso em: 3 mar. 2026.