OECD environmental performance reviews: Poland 2015. Paris : OECD, 2015. 200 s. OECD environmental performance reviews. Dostupné na : <http://www.oecd-ilibrary.org/environment/oecd-environmental-performance-reviews-poland-2015_9789264227385-en> ISBN 978-92-64-08190-1. [Počet ex. : 1, z toho voľných 1, prezenčne 0]