ÖZTÜRK SAMUR, Ayşe. A Comparison of 60-72 Month Old Children’s Environmental Awareness and Attitudes: TEMA Kids Program. International Electronic Journal of Elementary Education, [S.l.], v. 10, n. 4, p. 413-419, apr. 2018. ISSN 1307-9298. Available at: <https://iejee.com/index.php/IEJEE/article/view/315>. Date accessed: 21 july 2019.