Laboga, B. L. The Philippine indigenous cultural communities: Proposed enrichment instructional materials for secondary social studies.
Chicago-referens (17:e uppl.)Laboga, Buenaventura Lagarde. The Philippine Indigenous Cultural Communities: Proposed Enrichment Instructional Materials for Secondary Social Studies.
MLA-referens (9:e uppl.)Laboga, Buenaventura Lagarde. The Philippine Indigenous Cultural Communities: Proposed Enrichment Instructional Materials for Secondary Social Studies.
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