Tubera, Maribele E. Sentence construction competence of grade 9 learners in the public secondar schools / Maribele E. Tubera. - Agoo, La Union : [s.n.], 2018. - xiii, 98 pages : illustration ; 29 centimeter. Bibliography: pages 80-82. Subjects--Topical Terms: English language--Sentences. Dewey Class. No.: TH 401.4 T79s 2018