OECD Economic Surveys: Germany 2018 : June 2018. Volume 2018/13. Paris : OECD, 2018. 176 s. OECD Economic Surveys. Dostupné na : <https://www.oecd-ilibrary.org/economics/oecd-economic-surveys-germany-2018_eco_surveys-deu-2018-en> ISBN 978-92-64-30057-6. [Počet ex. : 1, z toho voľných 0, prezenčne 1]