Reynolds, K.A., Wry, E., Mullis, I.V.S., & von Davier, M. (2022). PIRLS 2021 Encyclopedia: Education Policy and Curriculum in Reading. Retrieved from Boston College, TIMSS & PIRLS International Study Center website: https://pirls2021.org/encyclopedia
ISBN: 978-1-889938-66-0
Library of Congress Catalog Card Number: 2022919305
