OECD in figures : 2009 : OECD Observer. Supplement 1. Paris : OECD, 2009. 93 s. Available on Internet: <http://www.oecd.org/document/47/0,3343,en_2649_34489_43896303_1_1_1_1,00.html> ISBN 978-92-64-05199-7. ISSN 0029-7054. [Copy count : 1, currently available 1, at library only 0]