Education at a Glance 2017 : OECD Indicators. Paris : OECD, 2017. 452 s. Available on Internet: <http://www.oecd-ilibrary.org/education/education-at-a-glance-2017_eag-2017-en> ISBN 978-92-64-27976-6. [Copy count : 1, currently available 0, at library only 1]