PISA 2015 assessment and analytical framework : science, reading, mathematic and financial literacy. Paris : OECD, 2016. 198 s. PISA. Available on Internet: <http://www.oecd-ilibrary.org/education/pisa-2015-assessment-and-analytical-framework_9789264255425-en> ISBN 978-92-64-25541-8. [Copy count : 1, currently available 1, at library only 0]