Methods and Procedures in PIRLS 2021Ina V. S. Mullis, Matthias von Davier, Bethany Fishbein · First published 2023Open the Tome
PIRLS 2021 User Guide for the International DatabaseBethany Fishbein, Liqun Yun, Pierre Foy, Jesse Bristol · First published 2023Open the Tome
PIRLS 2021 International Results in ReadingIna V. S. Mullis, Matthias von Davier, Pierre Foy, Bethany Fishbein, Liqun Yin · First published 2022Open the Tome
TIMSS 2019 International Results in Mathematics and ScienceIna V. S. Mullis, Michael O. Martin, Pierre Foy, Dana L. Kelly, Bethany Fishbein · First published 2020Open the Tome
