OECD Economic Surveys: United States 2018 : June 2018. Volume 2018/14. Paris : OECD, 2018. 111 s. OECD Economic Surveys. Dostupné na : <https://www.oecd-ilibrary.org/economics/oecd-economic-surveys-united-states-2018_eco_surveys-usa-2018-en> ISBN 978-92-64-30139-9. [Počet ex. : 1, z toho voľných 0, prezenčne 1]