Medina, Gloria G., Wikang Sarili grade 3/ Gloria G. Medina, Allan A. Ortiz. - Second Editon. - Quezon City: Abiva Publishing House, Inc., 2021. - x, 456 pages: colored illustrations, tables; 28 cm. Includes Bibliographical References and Index. Tagalog ISBN: 978-621-405-410-7 Subjects--Topical Terms: Pagtangkilik at Pagpapahalaga sa Wikang Filipino. Dewey Class. No.: 372 / M491w