PISA for Develoopment Assessment and Analytical Framework : Reading, Mathematic and Science. Paris : OECD, 2018. 188 s. PISA. Available on Internet: <https://www.oecd-ilibrary.org/education/pisa-for-development-assessment-and-analytical-framework_9789264305274-en> ISBN 978-92-64-30526-7. [Copy count : 1, currently available 0, at library only 1]