Valverde, Orlando T. Komunikasyon at Pananaliksik sa Wika at Kulturang Pilipino para sa Baitang 11 - Manila Mindshapers Co. 2016 - vii, 484 p. Includes references ISBN: 978-621-406-057-3 Subjects--Topical Terms: Language - Filipino Dewey Class. No.: SHS 499.211 V23k