RADINGER, Thomas - ECHAZARRA, Alfonso - GUERRERO, Gabriela. Colombia. Paris : OECD, 2018. 302 s. OECD Reviews of School Resources. Available on Internet: <https://www.oecd-ilibrary.org/education/oecd-reviews-of-school-resources-colombia-2018_9789264303751-en> ISBN 978-92-64-30374-4.