SpringerLink (Online service), Reis, G., & Scott, J. (2018). International Perspectives on the Theory and Practice of Environmental Education: A Reader (1st ed. 2018.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-67732-3
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Giuliano Reis, και Jeff Scott. International Perspectives on the Theory and Practice of Environmental Education: A Reader. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-67732-3.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. International Perspectives on the Theory and Practice of Environmental Education: A Reader. 1st ed. 2018. Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-67732-3.
