Astorga Jr., Eriberto R., Wikang Sarili grade 5/ Eriberto R. Astorga Jr., Joel C. Malabanan. - Second Editon. - Quezon City: Abiva Publishing House, Inc., 2021. - x, 346pages: colored illustrations; 28 cm. Includes Bibliographical References and Index. Tagalog ISBN: 978-621-405-412-1 Subjects--Topical Terms: Pagtangkilik at Pagpapahalaga sa Wikang Filipino. Dewey Class. No.: 372 / As858w