Gapasen, Karen Jay Ann L. Level of effectiveness of mother tongue (iloko) instruction / Karen Jay Ann L. Gapasen. - The Adelphi College : 2020. [s.n.], - xx, 83 pages : illustrations ; 28 centimeter. Bibliography: pages 59-63. Subjects--Topical Terms: Oral communication--Primary education. Dewey Class. No.: TH 372.63 G15l 2020