1.
Gajuś-Lankamer E, Wójcik AM. Educator of Sustainable Development as the Response to the Need of Sustainable Society Education. PROBL EKOROZW [Internet]. 2011 Jul. 1 [cited 2024 Jul. 22];6(2):157-64. Available from: https://ph.pollub.pl/index.php/preko/article/view/4793