SpringerLink (Online service), Demirci, A., Miguel González, R. d., & Bednarz, S. W. (2018). Geography Education for Global Understanding (1st ed. 2018.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-77216-5
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Ali Demirci, Rafael de Miguel González, και Sarah Witham Bednarz. Geography Education for Global Understanding. 1st ed. 2018. Cham: Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-77216-5.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Geography Education for Global Understanding. 1st ed. 2018. Springer International Publishing : Imprint: Springer, 2018. https://doi.org/10.1007/978-3-319-77216-5.