PISA 2012 results: Creative problem solving : students' skills in tackling real-life problems. Volume V. Paris : OECD, 2014. 250 s. Available on Internet: <http://www.oecd-ilibrary.org/education/pisa-2012-results-skills-for-life-volume-v_9789264208070-en> ISBN 978-92-64-20806-3. [Copy count : 1, currently available 1, at library only 0]